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Decode the encrypted ledgers of a vanished casino empire. Track down the mob's hidden vault before the feds seize it—8 legendary casinos hold the final clues.
📱 1 to 10 phones · 1 team per phone · Independent codes
It's 1995
It's 1995. A rogue accountant for the Sands Hotel empire has gone missing, leaving behind a cryptic ledger written in a code only you can break. Whispers on the Strip suggest he discovered where the organization buried its fortune—millions in untraceable cash hidden beneath one of the Strip's most iconic casinos before the feds closed in. The mob wants it back. The authorities want it seized. You have one night to walk the Strip, visit eight legendary landmarks, and decode the accountant's final message before both sides converge. Each casino holds a piece of the puzzle: the Sands' back office, the Flamingo's original vault room, the Venetian's archives, the Palazzo's high-roller suites, the Caesars Palace records, the Bellagio's fountain control center, the MGM Grand's security vault, and the Luxor's pyramid chamber. Decipher the clues left at each stop, and you'll uncover not just the fortune's location—but the truth about who really ran Vegas in its wildest era.
« Construire un casino, c'est comme imprimer sa propre monnaie. »— Meyer Lansky, figure emblématique du crime organisé américain
Las Vegas, born from a railway oasis in the desert, underwent a spectacular transformation in the mid-20th century. The legalization of gambling in 1931 and the need for labor for the Hoover Dam laid the groundwork for a burgeoning city. But it was the arrival of organized crime figures, such as Benjamin 'Bugsy' Siegel, that truly propelled Las Vegas onto the world stage. With the opening of the Flamingo Hotel in 1946, Siegel inaugurated the era of luxury casinos on the Strip, largely funded by Mafia money. These illicit investments, combined with legalized gambling, created a mecca of entertainment and vice, where profits were often 'skimmed' before being declared.
The rise of the casinos was inseparable from the arrival of the biggest stars of the era. The 'Rat Pack', led by Frank Sinatra, Dean Martin, Sammy Davis Jr., Peter Lawford, and Joey Bishop, became the symbol of this glamorous era. Their shows at the Sands Hotel drew crowds, but their presence also served as a front for less savory operations. The mob exerted considerable influence over the city's political and economic life until the late 1960s, when billionaire Howard Hughes began buying up casinos, marking the beginning of a new era of legitimization and corporatization of gambling in Las Vegas, slowly but surely, moving away from the shadow of the Mafia.
You're not just buying an escape game. You're carrying a living guide — historical anecdotes, forgotten legends, key monuments, hidden architecture — unfolding as you go.
At each stop, places ordinary guides miss — secret façades, sculpted crests, alleys steeped in history.
Every riddle is rooted in a real historical fact or local legend. You leave with dozens of stories to tell.
Learn to read buildings — flamboyant Gothic, Baroque, Art Deco — like a real art historian, while having fun.
Walk through the city like a novel's character — every alley becomes a stage, every square a theatre.
A voice walks with you at every step, tells the story of each place, reads clues, adds a cinematic feel.
Keep access to the guide & game for 1 year. Come back any time, share it with friends.
« You will not leave this city the way you entered it. »
Explore the city on foot solving puzzles based on real historical facts. No locked room — the city is your playground.
No app to download. Play directly from your browser. Guided step by step, at your own pace.
One purchase per phone is enough. Play with family, friends or as a couple — everyone participates.
Point your phone at the façade: a historical character appears and speaks to you in your language. Golden letters magically write themselves on the wall to reveal the puzzle answer.
Stuck? Progressive personalised hints. The character repeats the puzzle on demand — at your own pace.
French, English, German, Spanish, Italian + 27 other languages auto-translated by AI.
Places tied to your adventure — optional entries, totally up to you · per person
8 stages through the city
The gameplay: AR, camera, hidden clues
At each stop, open your phone camera: an augmented reality character appears on the façade and speaks your language. Hunt the clue — it materializes as golden letters on the real wall or floats in front of you. When you find it, the phone vibrates, an AR chest opens and reveals your answer fragment. 8 stops, 8 clues to find with the camera, 1 final code.
The stops on your route are a surprise. You'll discover them one by one, guided by your phone, starting from the meeting point.
One phone = one team. Pick the number at checkout (1 to 10).
Solo, or a group sharing the screen. One team, one code.
Family, couple, or 2-3 teams competing. Each phone has its own code and its own score.
Friends, bachelor/bachelorette, small office outing — each their own code, each plays at their own pace. Tiered pricing then €6 flat per phone from the 6th.
Ready to live this adventure?
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Explore the golden age of Las Vegas, balancing the opulence of casinos with the discreet shadow of the mob.
Relive the era when Frank Sinatra, Dean Martin, and Sammy Davis Jr. ruled the Strip's stages.
Unravel a captivating plot inspired by real events of skimming and secret influence.
In Sin City, the biggest secrets hide in plain sight.
Will you reveal the whispers of a bygone era?
OddballTrip combines gamified play, augmented reality and AI. All our competitors deliver 1 or 2 of these angles. We deliver all 5.
A golden chest floats in front of the monument. Tap → opening animation → reveals a secret message.
Point your phone at the façade: a knight, witch, monk, sailor, detective or ghost appears full-screen and speaks to you in your language with their dedicated ElevenLabs voice (each character has their own unique voice) — your living guide.
At the puzzle climax, golden letters magically write themselves on the real wall — that's the puzzle answer. An unforgettable visual effect.
Every puzzle available as text AND voice-over: read at your own pace or listen eyes-free while walking. Great in groups and for accessibility.
A mini-radar shows the target even behind you, and the phone vibrates when you aim in the right direction.
Every puzzle weaves in real historical facts (architecture, era, anecdotes). You learn by playing — like a gamified audioguide.
3 levels of AI-generated help: vibe → where to look → answer format. You're never stuck.
At the end of the game, capture a selfie with OddballTrip banner + mascot, shareable on Instagram, TikTok.
PWA technology: open the link, it plays in your browser. Same quality as an app, no App Store hassle.
No, never. You get a link, you click, it plays in your browser. That's the point of a PWA: same as an app, without the hassle.
GPS yes (handled by your phone). Maps yes (tiles cached). AI and hints need an intermittent 4G connection.
1 h 30 to 2 h 30 depending on your pace. The timer runs but only for the leaderboard — you play at your own tempo.
You get 3 levels of hints per puzzle (increasing penalty). If truly stuck, you can skip the step (45-min penalty but you keep going).
From 12 without an adult, from 6 with an adult reading puzzles. Works for families, couples, friend groups, companies.
Pre-register or contact us — we'll email you as soon as your city is live.
Point your phone at the façade: a historical character appears full-screen and speaks to you in your language. At the puzzle climax, golden letters magically write themselves on the real wall — that's your answer. After each puzzle solved, a treasure chest floats in front of you. Seeing is believing.
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Prepare for a thrilling immersion into the scandalous history of Las Vegas. Between glory and corruption, your investigative flair will be put to the test to unravel the threads of a conspiracy that built the city.
1 purchase = 1 phone. Play several on the same device.
No calendar booking. Code sent immediately by email.
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Coupe-file disponibles pour les sites payants de votre parcours. Gagnez du temps, vivez l'aventure pleinement.

Pour une plongée complète dans l'histoire du crime organisé à Las Vegas, avec des expositions interactives et des artefacts liés à Bugsy Siegel, Meyer Lansky et l'ère du Rat Pack, qui éclairent l'intrigue du jeu.
Explorez le 'boneyard' des enseignes lumineuses emblématiques des casinos disparus et légendaires du Strip, témoins visuels des époques évoquées dans le jeu, notamment l'âge d'or des années 50-60.
Ce musée offre un contexte unique sur l'ère atomique et la Guerre Froide, périodes qui ont fortement influencé la croissance et la culture de Las Vegas, y compris l'ambiance et les préoccupations de l'époque du Rat Pack et de l'influence clandestine.
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