🕒 No date to pick · Code valid 1 year · Play whenever you want
Get my code
Decipher intercepted letters and uncover the secret conspiracy that nearly toppled George Washington during the American Revolution's darkest winter.
📱 1 to 10 phones · 1 team per phone · Independent codes
September 1777
You are a loyalist spy embedded in York, Pennsylvania, in September 1777.
Philadelphia has fallen to the British, and the Continental Congress has fled here, making this modest
York 1777: The Continental Congress and the Shadow of Conspiracy
« The fate of the United States depends on the proper execution of plans and the harmony of officers. »— George Washington, 1777
In September 1777, following the defeat at Brandywine and the occupation of Philadelphia by General Howe's British troops, the Continental Congress was forced to flee its capital. After a brief stay in Lancaster, it settled in York, Pennsylvania, on September 30, 1777. For nine crucial months, this small inland town became the nerve center of the American Revolution. It was in York that the Articles of Confederation, the first constitutional document of the United States, were adopted on November 15, 1777, laying the groundwork for a federal government.
However, this period was also marked by internal tensions. The harsh winter at Valley Forge severely tested George Washington's Continental Army, raising doubts about his leadership. A secret cabal, led by generals like Horatio Gates and Thomas Conway, attempted to undermine Washington's authority and replace him. Despite the challenges, York persevered, and Congress continued to manage wartime affairs, raising funds, sending diplomats abroad, and maintaining the fragile unity of the colonies until its return to Philadelphia on June 27, 1778.
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?
Get my code · 12€No calendar booking. Code sent immediately by email.
🔒 Secure payment · Code in 5 min · Free cancellation
Unravel the threads of a power struggle in the midst of Revolution.
Decode messages hidden in the writings of a loyalist agent.
Explore York, the ephemeral capital of an America in the making.
History awaits your resolution!
Unravel the secrets of the American Revolution.
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.
Soyez le premier à partager votre expérience.
Did you play le complot de conway a york? Check the email you received after your game to leave a verified review.
Solve the historical enigma that could change the course of the war. The fate of George Washington and America's independence rest in your hands. Unravel the pages of the secret notebook and thwart the plot before it's too late!
1 purchase = 1 phone. Play several on the same device.
No calendar booking. Code sent immediately by email.
🔒Secure payment · Code in 5 min · Free cancellation
🪙+24 TripCoins granted with your booking
More ideas for self-guided walking tours, scavenger hunts & city quests in the same city

Uncover the hidden conspiracy behind Guy Fawkes' treachery. Decode secret messages left by the conspirators in York's medieval heart before the truth is buried forever.

Decipher the coded Viking artifacts hidden across York's medieval streets to expose the truth behind Jorvik's mysterious fall in 954 AD and locate the lost throne of the last Viking king.

Uncover a hidden guild conspiracy buried beneath York’s medieval streets and solve a 500‑year‑old code.

Uncover the conspiracy that propelled Constantine to emperor in Eboracum. Decipher Ninth Legion codes and secret messages hidden in Roman York's ruins before the truth vanishes forever.
More destinations, tours & urban treasure hunts across the country
Where history meets Amish charm in the heart of Pennsylvania
Where American history was forged in blood.
Historic port, vibrant soul
Where American independence was forged
Maryland's historic and nautical capital
Where history and nature converge
Coupe-file disponibles pour les sites payants de votre parcours. Gagnez du temps, vivez l'aventure pleinement.

Pour approfondir l'histoire de York en tant que capitale, admirez des artefacts originaux de la période révolutionnaire, y compris des documents et des effets personnels de figures clés comme le Général Gates, mentionné à l'acte 3.
Explorez les intérieurs authentiques de la Golden Plough Tavern et de la General Horatio Gates House, sites des actes 2 et 3. Imaginez les discussions secrètes et les réunions des membres du Congrès et des conspirateurs.
💡 Réservation optionnelle — vous pouvez aussi acheter sur place. Tous les liens ouvrent dans une nouvelle fenêtre, votre visite OddballTrip reste préservée.