Adventure Slots: Best Adventure Themed Slots 2021

Best Adventure Slots

Uncover the best adventure slots and claim your fortune by travelling across the world into secret valleys, joining wondrous explorers and finding hidden gems in steamy jungles.

In this complete guide to the best adventure-themed slots, you’ll find some of the most popular and exciting casino adventure games from the top game developers. This guide will also help you find highly-rated online casinos that offer some of the best bonuses you can use to play adventure slots for fun before you play for real money.

Let John & our expert slot team guide you through this adrenaline-charged adventure!

Go on an Adventure with JohnSlots:

What are Adventure Slots?

Adventure slots are online games with a slot theme based around fascinating travel destinations, mythical tales, legends and true events. As you’ll soon discover in this guide, they feature crazy dwarves, pirates, monkeys, explorers, historical & mythical heroes and enchanting archaeological sites.

It’s not always the opportunity of winning big payouts that draw players into this particular slot category. The pull is also in the alternate reality and the combination of long lost treasure, eye-catching backdrops, atmospheric soundtracks and plenty of exciting action.

Dwarfs Gone Wild Slot Screenshot

Why Play Adventure Slot Machine Games?

No matter what your playing style or budget, adventure-themed slots can send you on a voyage and spark your imagination. It’s always intriguing to discover a new world or stumble upon a theme you never knew existed.

That’s why adventure slots are so popular among players; they can take you on a journey of thrills and exhilaration. Here are some of the more solid reasons why slots fans like to play adventure-themed slots:

  • Adventure slot machines are based on the most popular themes and designed by the top game developers.
  • These types of slots have the power to take you on a captivating journey and transport you into a fantasy world at any time.
  • They feature adventurous symbols and characters themed around travel, ancient civilisations, archaeological sites, dense jungles, gold mining, mystical islands and much more.
  • Many adventure-themed slots come with thrilling bonus features, winning boosters and great prospective payouts.
  • Some of the best adventure slot machines are optimised for mobile use, so you have seamless gameplay when playing on the go at mobile casinos.

Top-Rated Adventure Slots Online 2021

Being such a popular theme, there are thousands of adventure slots available to play online. We’ve put our expert slot team to work to find you the 9 most adventurous online slots from our extensive games library and here they are:

ADVENTURE SLOT HIGHLIGHTS
Gonzo’s Quest Striking visuals, avalanche reels, wild substitutions, free spins and up to 15x multipliers.
Mining Fever Fun gameplay with three dwarf characters each with their own features, eye-catching graphics, free spins and extra wilds.
Treasure Skyland Beautifully designed pirate-themed adventure slot with multipliers, symbol upgrades, wild transformations and the Pick Bonus feature.
Aldo’s Journey Unique design,ability to move between countries with each destination offering exclusive bonuses.
Skull’s Up! Theme based around pirates, Flaming Skull wilds trigger the wild respin feature, reels can expand to six symbols high.
Jungle Jim and the lost Sphinx Stone Great visuals, up to 20x increasing multipliers, free spins, avalanche reels, win boosters.
John Hunter and the Aztec Treasure 7,776 ways to win adventure-themed slot, retriggerable free spins and multipliers.
Hidden Valley 3-4-4-4-3 reel setup, stacked wilds, extra wilds, random wild multipliers, and free spins.
Mighty Arthur Slot based on historical and mythical heroes, stacked wilds, extra wilds, the King Arthur symbol expands to a massive 3×3 symbol.

Gonzo’s Quest

Gonzo’s Quest by NetEnt

Inspired by the intrepid Spanish explorer Gonzalo Pizarro, the stunning Gonzo’s Quest online game is one of the most loved adventure slots to date. It’s also the first mobile slot that NetEnt has created so you could transport yourself into the lush and mysterious Central American jungle from wherever you are.

Featuring fantastic sounds and visuals, avalanche reels, free fall symbols, 15x multipliers and wild substitutions, the slot offers simple and yet thrilling gameplay to any player.

Mining Fever

Mining Fever Slot

Join three berserk dwarfs in search of a treasure guarded by a grumpy dragon in the Mining Fever slot from Rabcat. Help them drill deeper underground, line your pockets with gold and hop on the Dwarven Gold Train for an adventure of a lifetime.

There’s a lot of drilling, bombing and hitting things with a hammer in this fantastic looking slot so be sure to check it out if you haven’t yet. Mining Fever is an adventurous multi-line slot with 243 ways to win!

Treasure Skyland

Treasure Skyland Screenshot

What’s an adventure-themed slot list without some cheeky pirate monkeys? Don’t delay, hop aboard their ship for a sea-bound trip to the adventure-filled Treasure Skyland. Designed by JFTW and Microgaming, the slot is all about its Feature Reel and the treasure map.

The Feature Reel spins and stops randomly to boost your winning odds with multipliers, symbol upgrades, wild transformations or win extend features. Plus, the Pick Bonus game offers the top prize once all the steps on the treasure map are complete.

Aldo’s Journey

Aldo's Journey Slot Screenshot

Go on a venturesome journey around the world with the unique Aldo’s Journey slot from Yggdrasil. Explore China, Italy, Persia and Mongolia, with each country offering exclusive perks as you move between them during the free spins round.

With fun graphics and fascinating surroundings, Aldo’s Journey is a dynamic online slot and unlike any other online game from the developer. An ideal game for when you are feeling in the mood for an unusual, adventurous slot.

Skulls Up!

Skulls UP! Slot Review

Time to join another pirate crew to find some skulls and treasure. So, set the sail high to explore the quirky Skulls Up! slot from Quickspin.

In this adventure-themed slot, look out for Flaming Skull wilds which trigger wild respin feature. And when you trigger three treasure chest symbols, you’ll unlock the flaming free spins round. The feature not only boosts your winning potential but also increases your reels six symbols high! This is one adventure slot you won’t want to miss.

Jungle Jim and the Lost Sphinx

Jungle Jim and the Lost Sphinx Screenshot

Embark on Jim’s second epic adventure to find lost treasure with the Jungle Jim and the Lost Sphinx slot from Microgaming. The game includes rolling reels, win boosters, 20x multipliers, free spins, stunning visuals and a maximum payout of 6,250x your bet.

More so, the 5×5 reel slot with 35 paylines can magnify to 5×5 reels with 50 paylines for additional big wins. So, are you ready to join this adventurous quest to uncover the mysteries and riches of Ancient Egypt?

John Hunter and the Aztec Treasure

John Hunter and the Aztec Treasure slot from Pragmatic Play

There are more adventures to be had with the legendary John Hunter series of slots. Go hand in hand with the insatiable explorer to discover the secrets of the Aztec world in the John Hunter and the Aztec Treasure slot from Pragmatic Play.

Your best bet at unveiling the hidden treasures in this 7,776 ways to win slot lies within the re-triggerable free spins and multipliers.

Hidden Valley

Hidden Valley Slot Screenshot

Will you find the secret entrance into the Tibetan Secret Valley slot? Based on the fabled fictional location Shangri La, the slot comes with 3-4-4-4-3 reel design and fun but highly volatile gameplay.

Stacked wilds and up to 10x random wild multipliers are the main features in this adventure-themed slot from Quickspin with extra wilds awarded in the free spins game. During the free spins, you can also win extra spins or turn regular symbols into wilds to elevate your wins.

Mighty Arthur

Mighty Arthur Slot Screenshot

Unite with King Arthur and wizard Merlin in the Mighty Arthur online slot to draw the mythical sword out of the stone for massive payouts.

The mighty free spins game awards 10 free spins, but that’s not the best part of the game. Both heroes appear as stacked wilds and always nudge into full view on the reels. As a random wild, Merlin could land up to 6 additional wilds on the reels, and as a stacked wild, the King Arthur symbol could expand to form a massive 3×3 symbol for maximum rewards.

Best Adventure Slot Machine Providers

You will have seen that the majority of our recommended adventure-themed slots above came from Quickspin, game developers who are self-proclaimed at creating the world’s most awesome video slots.

This statement may be accurate, but there are many more game studios with excellent adventurous slots that players love. Here they are:

Best Casinos with Adventure Slots Online

Adventure slots are even more fun when you know where to play them. Finding online casinos is easy. But finding sites with the best bonuses, promotions, high-quality games libraries, caring customer support teams, and convenient banking payments is a full-time job, which we love!

The best online casinos with adventure slots should be licensed, secure, reputable and trustworthy. Don’t fall for just any offer, let us guide you to some of the top UK casino sites with an excellent choice of casino games and all of the above:

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1ST DEPOSIT BONUS

150% up to £150

New accounts only. Min. £10 deposit, debit card only. Up to 50x wagering, game contributions vary, max stake applies. 7 day expiry.
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32 Red

TOTAL WELCOME PACKAGE

Up to £150

1ST DEPOSIT BONUS

150% up to £150

Logo William Hill
4 /5
4.0 rating

William Hill

4.0 rating
4 /5

1ST DEPOSIT BONUS

100% Deposit Bonus

New customers only. Opt in required. 1x per customer. Max 50 free spins with 20x wagering. Stake £10 stake & get 100 free spins on completion with 20x wagering. Selected slots only. Free spins expire 24 hours after issue. Eligibility rules, game, location, payment method and currency restrictions and terms and conditions apply.
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William Hill

TOTAL WELCOME PACKAGE

Up to £300
+ 50 Free Spins (after wagering)

1ST DEPOSIT BONUS

100% Deposit Bonus

Logo STS
4 /5
4.0 rating

STS

4.0 rating
4 /5

1ST DEPOSIT BONUS

Deposit match to £100

18+. New depositing on STSbet.co.uk customers only. Promotion from 08/06/2021 until further notice. Once the deposit is made the bonus is activated. Deposit method restrictions apply. Bonus code required during the first deposit, min £10 deposit. The bonus consists of a 100% deposit amount match. The max bonus available is £100. Bonus & deposit wagering requirements x35 within 7 days on selected slots only. Real money and bonus money will be used evenly when wagering requirements are active. Individual bonus funds bets £1 max. Full T&Cs apply. BeGambleAware.org
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STS

TOTAL WELCOME PACKAGE

£100 deposit match

1ST DEPOSIT BONUS

Deposit match to £100

Logo Casushi Casino
4 /5
4.0 rating

Casushi Casino

4.0 rating
4 /5

1ST DEPOSIT BONUS

100% up to £50 + 50 Bonus Spins

100% bonus on first deposit up to £50 plus 50 Bonus spins (30 spins on day 1, 10 on day 2, 10 on day 3 for Rich Wilde and the Book of Dead slot only. Min first deposit £20. Max bonus £50. Max bonus bet £5. Max bonus cash-out £250. 40x wagering requirements. Bonus expiry 30 days. Bonus spins expiry 2 days. Game restrictions apply. Further Terms Apply.
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Casushi Casino

TOTAL WELCOME PACKAGE

100% up to £50
+ 50 Bonus Spins

1ST DEPOSIT BONUS

100% up to £50 + 50 Bonus Spins

Logo Dream Vegas
4 /5
4.0 rating

Dream Vegas

4.0 rating
4 /5

1ST DEPOSIT BONUS

100% bonus up to £400 + 50 bonus spins

One bonus offer per player. Minimum deposit £20. Max bonus bet is £5. Bonus spins on selected games only and must be used within 72 hours. Winnings from Bonus spins credited as bonus funds and capped at £100. Bonus funds must be used within 30 days otherwise any unused bonus shall be removed. Bonus funds are 100% match up to £400 + 50 bonus spins on eligible Netent games on your 1st deposit, 40% match up to £3000 + 30 bonus spins on eligible Netent games on your 2nd deposit, and 60% match up to £1500 + 40 bonus spins on eligible Netent games on your 3rd deposit. Bonus funds are separate to Cash funds, and are subject to 35x wagering the total bonus & cash. Only bonus funds contribute towards any wagering requirements.
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Dream Vegas

TOTAL WELCOME PACKAGE

£4,900
+ 120 bonus spins

1ST DEPOSIT BONUS

100% bonus up to £400 + 50 bonus spins

Logo Karamba
4 /5
4.0 rating

Karamba

4.0 rating
4 /5

1ST DEPOSIT BONUS

100% bonus up to £50 + 20 bonus spins

Min Deposit: £10. Max bonus £50. 100 spins require 3 deposits. WR 35x, spins valid for 24hrs, on selected games.
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Karamba

TOTAL WELCOME PACKAGE

£50
+ 100 bonus spins

1ST DEPOSIT BONUS

100% bonus up to £50 + 20 bonus spins

Logo Temple Nile
5 /5
5.0 rating

Temple Nile

5.0 rating
5 /5

1ST DEPOSIT BONUS

100% bonus up to £500 + 30 bonus spins

Min. deposit £20. Max bonus bet £5. Extra spins on selected games only- must be used within 72 hours. Bonus funds expire in 30 days, unused bonus shall be removed. Bonus funds are 100% match up to £500 + 30 extra spins on 1st deposit, 25% match up to £800 + 25 extra spins on 2nd deposit, and 50% match up to £200 + 50 extra spins on 3rd deposit. Bonus funds are separate to Cash funds, and are subject to 40x wagering the total bonus & cash. Only bonus funds count towards wagering contribution. 
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Temple Nile

TOTAL WELCOME PACKAGE

£1,500
+ 105 bonus spins

1ST DEPOSIT BONUS

100% bonus up to £500 + 30 bonus spins

Logo Casiplay
4 /5
4.0 rating

Casiplay

4.0 rating
4 /5

1ST DEPOSIT BONUS

50% bonus up to £100 + 30 bonus spins

Offer valid upon 4 deposits. Min deposit £20. Welcome package split over 4 deposits, 35x wagering applies. Full terms apply.
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Casiplay

TOTAL WELCOME PACKAGE

Up to £200
+ 100 bonus spins

1ST DEPOSIT BONUS

50% bonus up to £100 + 30 bonus spins

Logo JackpotJoy
3.5 /5
3.5 rating

JackpotJoy

3.5 rating
3.5 /5

1ST DEPOSIT BONUS

£50 in Bingo Tickets OR 30 Free Spins No Wagering

Min £10 deposit & wager. 30 day expiry from deposit. Free Spins: on Double Bubble. 1p coin size, max lines. Bingo: Advertised ticket value based on £1 tickets. Game availability & restrictions apply.
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JackpotJoy

TOTAL WELCOME PACKAGE

Up to £50 or 30 Free Spins

1ST DEPOSIT BONUS

£50 in Bingo Tickets OR 30 Free Spins No Wagering

Logo Peachy Games
4 /5
4.0 rating

Peachy Games

4.0 rating
4 /5

1ST DEPOSIT BONUS

100% bonus up to £50 + 20 Book of Dead Spins

100% bonus on first deposit up to £50 & 20 Bonus Spins. Bonus spins are credited immediately and are valid for Rich Wild and the Book of Dead slot only. Min first deposit £20. Max bonus £50. Max bonus bet £5. Max bonus cash-out £250. 40x wagering requirements. Bonus expiry 30 days. Bonus spins expiry 2 days. Game restrictions apply. Further Terms Apply
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Peachy Games

TOTAL WELCOME PACKAGE

Up to £50
+ 20 Spins

1ST DEPOSIT BONUS

100% bonus up to £50 + 20 Book of Dead Spins

Logo Wink Slots
3.5 /5
3.5 rating

Wink Slots

3.5 rating
3.5 /5

ON REGISTRATION

30 No Deposit Free Spins

1ST DEPOSIT BONUS

100% up to £100 + 30 Free Spins

No Deposit Bonus: Register and get up to 30 free spins (FS). 10 FS x 3 on selected slots over 3 days (10 FS per day upon log in). Must be claimed by 23:59 on day of grant & valid for 7 days once claimed. FS wins granted in bonus after all FS used: wins set at £1-4 (per 10 FS). Reg bonus wins capped at £100 exec. jp. wins. Wagering req apply: 30x bonus funds (vary by game). 1st Deposit Bonus: Offer only valid on a player's 1st deposit at Wink Slots. Min deposit £10 o get 100% bonus (max £100) + 30 free spins (FS). FS available on specific games for 7 days. FS wins are granted in games bonus after all FS used. Bonus wins capped at £400. To withdraw games bonus & related wins, wager 30x the amount of bonus. Wagering req vary by game. Deposit balance can be withdrawn at any time.
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Wink Slots

TOTAL WELCOME PACKAGE

100% up to £100
+ 60 Free Spins

ON REGISTRATION

30 No Deposit Free Spins

1ST DEPOSIT BONUS

100% up to £100 + 30 Free Spins

Logo Mr.Play
4 /5
4.0 rating

Mr.Play

4.0 rating
4 /5

1ST DEPOSIT BONUS

100% bonus up to £50 + 100 bonus spins

Min deposit £10. Welcome package splits over 3 deposits. 35x wagering requirement applies to match up bonus. Offer valid for 1 week. 100 spins split to 20 spins a day for 5 days. 50x wagering applies to spins.
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Mr.Play

TOTAL WELCOME PACKAGE

£200
+ 100 bonus spins

1ST DEPOSIT BONUS

100% bonus up to £50 + 100 bonus spins

Logo PlaySunny
4 /5
4.0 rating

PlaySunny

4.0 rating
4 /5

1ST DEPOSIT BONUS

Up to £100 plus 50 bonus spins on the Book of Dead

18+. New players only. £20 minimum deposit in order to trigger welcome offer. Max. bonus of £100. 40x wagering applies. Further Terms Apply. BeGambleAware.org
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PlaySunny

TOTAL WELCOME PACKAGE

£100 plus 50 bonus spins

1ST DEPOSIT BONUS

Up to £100 plus 50 bonus spins on the Book of Dead

Logo Casimba
4.5 /5
4.5 rating

Casimba

4.5 rating
4.5 /5

1ST DEPOSIT BONUS

100% bonus up to £500 + 50 bonus spins + 500 loyalty points

1 bonus offer per player. Min. deposit £20. Max. bonus bet is £5. Bonus spins on selected games only and must be used within 72 hours. Bonus funds expire in 30 days, unused bonus funds will be removed. Bonus funds are 100% match up to £500 on your 1st deposit, 25% match up to £1000 on your 2nd deposit, and 50% match up to £500 on your 3rd deposit. Bonus funds are separate to Cash funds, and are subject to 35x wagering the total bonus & cash. Only bonus funds count towards wagering contribution.
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Casimba

TOTAL WELCOME PACKAGE

£2,000
+ 125 Bonus Spins

1ST DEPOSIT BONUS

100% bonus up to £500 + 50 bonus spins + 500 loyalty points

Logo Casino.com
2.5 /5
2.5 rating

Casino.com

2.5 rating
2.5 /5

1ST DEPOSIT BONUS

100% bonus up to £100 + 40 free spins

New customers. Min deposit £20. 40 free spins on first deposit. 160 free spins after first deposit (20 per day). Max win £100. 20x wagering. Deposit bonus 40x wagering. Expires 30 days from issue. Eligibility, game, platform, payment restrictions and T&Cs apply.
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Casino.com

TOTAL WELCOME PACKAGE

£100
+ 200 free spins

1ST DEPOSIT BONUS

100% bonus up to £100 + 40 free spins

Logo 21 Prive
4 /5
4.0 rating

21 Prive

4.0 rating
4 /5

1ST DEPOSIT BONUS

125% bonus up to £300 + 200 bonus spins

1 offer per player. Min deposit £20. Max Bonus Bet £5. Bonus funds must be used within 30 days and bonus spins within 10, otherwise any unused shall be removed. 200 bonus spins valid on selected games only and credited at a rate of 40 bonus spins per day over 5 days, triggered on your 1st deposit. Bonus spins winnings credited as bonus & capped at £100. Deposit match bonus offers are: 1st dep: 125% up to £300, 2nd dep: 75% up to £300, 3rd dep: 50% up to £300, 4th dep: 25% up to £300, 5th dep: 100% up to £100. Bonus funds separate to cash funds & subject to 35x wagering. Only bonus funds count towards wagering contribution.
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21 Prive

TOTAL WELCOME PACKAGE

£1,300
+ 200 bonus spins

1ST DEPOSIT BONUS

125% bonus up to £300 + 200 bonus spins

Logo Spinland
4 /5
4.0 rating

Spinland

4.0 rating
4 /5

1ST DEPOSIT BONUS

100% bonus up to £300 + 50 bonus spins + 500 Loyalty Points

One bonus offer per player. Minimum deposit £20 Max bonus bet is £5 Bonus spins on selected games only and must be used within 72 hours. Bonus funds must be used within 30 days otherwise any unused bonus shall be removed. Bonus funds are 100% match up to £300 on your 1st deposit, 50% match up to £250 on your 2nd deposit, and 100% match up to £250 on your 3rd deposit. Bonus funds are separate to Cash funds, and are subject to 35x wagering the total bonus & cash. Only bonus funds contribute towards any wagering requirements.
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Spinland

TOTAL WELCOME PACKAGE

£800
+ 200 bonus spins

1ST DEPOSIT BONUS

100% bonus up to £300 + 50 bonus spins + 500 Loyalty Points

Logo Incredible Spins
3 /5
3.0 rating

Incredible Spins

3.0 rating
3 /5

1ST DEPOSIT BONUS

Up to 500 free spins

Min deposit £10, £8 max win per 10 spins, Max bonus conversion equal to lifetime deposits (up to £250), 65x wagering requirements.
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Incredible Spins

TOTAL WELCOME PACKAGE

Up to 500 free spins

1ST DEPOSIT BONUS

Up to 500 free spins

Logo FruitKings Casino
4 /5
4.0 rating

FruitKings Casino

4.0 rating
4 /5

1ST DEPOSIT BONUS

100% bonus up to £50 + 100 bonus spins

100% bonus on first deposit up £50 & 100 Bonus spins (50 spins on day 1, 25 on day 2, 25 on day 3) for Book of Dead slot only. Min first deposit of £20. Max bonus £50. Max bonus bet £5. Max bonus cash-out £250. 40x wagering requirements. Bonus expiry 30 days. Bonus spins expire after 48 hours. Game restrictions apply. Further Terms Apply
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FruitKings Casino

TOTAL WELCOME PACKAGE

£50
+ 100 bonus spins

1ST DEPOSIT BONUS

100% bonus up to £50 + 100 bonus spins

Logo Generation VIP
4 /5
4.0 rating

Generation VIP

4.0 rating
4 /5

1ST DEPOSIT BONUS

100% up to £77 + 77 bonus spins

Min deposit £10. Max bonus £77. WR. 35x, spins valid for 24hrs, on selected games.

Generation VIP

TOTAL WELCOME PACKAGE

£77
+ 77 bonus spins

1ST DEPOSIT BONUS

100% up to £77 + 77 bonus spins

Logo Unibet
4 /5
4.0 rating

Unibet

4.0 rating
4 /5

1ST DEPOSIT BONUS

Deposit £10 + Play with £40

Minimum deposit £10. 35x wagering requirement apply. Bonus will expire 30 days after opt-in.

Unibet

TOTAL WELCOME PACKAGE

300% Match Bonus

1ST DEPOSIT BONUS

Deposit £10 + Play with £40

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