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Uncover the silenced cries of enslaved souls and abolitionists in Annapolis' Historic District. Decode hidden messages at memorials and colonial sites to expose a forgotten conspiracy against freedom. Solve the riddle of their untold stories before the shadows claim them forever.
📱 1 to 10 phones · 1 team per phone · Independent codes
In the heart of Annapolis' Historic District, where colonial grandeur masks a tormented past, the 'Forgotten Voices' echo from the shadows
You are a Library of Congress archivist, tasked with recovering lost documents from the Revolutionary period.
Your investigation begins in Annapolis, former federal capital where George Washington resigned in 1783.
Dive into the backstage of America's founders, from secret debates that shaped the nation to the forgotten voices of colonial slavery.
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
Annapolis first reveals its secrets at the Maryland State House, built between 1772 and 1779, the third oldest government building in continuous use in the United States. Here, George Washington resigned as commander-in-chief on December 23, 1783, in a room that served as the seat of the American Confederation from November 1783 to August 1784. Its 98-foot dome, inspired by the Virginia Capitol and added in 1788, still dominates the city. You discover the hidden debates that preceded the Constitution, when America was still hesitating about its future.
The Old Treasury Building, built in 1735 as a tobacco warehouse then converted to Maryland's treasury in 1769, bears traces of colonial commerce. This small red brick building measuring 30 by 25 feet stored state funds until 1843. Restored in 1904 and listed on the National Register in 1971, it testifies to the slave economy that financed freedom ideals. You measure America's founding contradiction: fortunes built on oppression financing the revolution for independence.
The Thurgood Marshall Memorial, unveiled in 1996, honors the first African American to sit on the Supreme Court (1967-1991). His 8-foot bronze statue on Attorney Plaza commemorates the one who argued Brown v. Board of Education in 1954, breaking school segregation. Marshall embodied the long-silenced voice of slave descendants, transforming into rights the never-kept promises of the Declaration of Independence. His legal battle reveals how America took two centuries to honor its founding principles.
At City Dock, Annapolis's central port since the 17th century, the Kunta Kinte - Alex Haley Memorial reveals the other side of American history. Dedicated in 1999, it commemorates Kunta Kinte, who arrived in chains in 1767, and Alex Haley, author of 'Roots'. Ed Dwight's sculpture shows Haley reading to children, 12 feet tall, reminding that this 2-acre dock was a slave market before becoming a public park in 1985. You hear the voices America wanted to forget.
Your journey ends between William Paca House, the 1765 Georgian home of the Declaration signer and Maryland governor, and the United States Naval Academy founded in 1845. The Naval Academy, with its 338 acres and 4,400 midshipmen, houses in its chapel the tomb of John Paul Jones, naval hero of the Revolution. You leave with this troubling truth: America was built on contradictions that only men like Marshall dared reveal in broad daylight.
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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Find fragments of an abolitionist's journal, scattered throughout the city, to reveal a long-hidden truth.
Explore Annapolis's role as a vital colonial port and home to the U.S. Naval Academy.
Delve into the narratives of the slave trade and the struggle for abolition, honoring silenced voices.
The whispers of the past illuminate the paths to freedom.
Expose the networks that thrived on injustice.
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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Dive into the backstage of America's founders, from secret debates that shaped the nation to the forgotten voices of colonial slavery.
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 George Washington's hidden oath to the Society of Cincinnatus in Annapolis. Decipher clues across historic landmarks to expose the conspiracy that shaped America's founding before it's lost forever.

Decipher secret architectural codes embedded in Bancroft Hall and across the Yard to expose George Bancroft's classified vision for American naval supremacy—before political rivals silence the truth.

Decipher the hidden code of a forgotten treaty that shaped nations. Uncover clues across Annapolis landmarks to expose a diplomatic conspiracy buried for centuries.
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Coupe-file disponibles pour les sites payants de votre parcours. Gagnez du temps, vivez l'aventure pleinement.
15€. Accédez aux coulisses de la formation des officiers de marine américains dans le plus grand dortoir en briques au monde, Bancroft Hall.
12€. Explorez la demeure géorgienne et les jardins formels de 2 acres du signataire de la Déclaration d'Indépendance, restaurés selon les plans de 1774.
25€. Savourez la spécialité locale au Historic Inns of Annapolis, préparée selon la recette traditionnelle des pêcheurs de la baie de Chesapeake.
30€. Naviguez sur les eaux que parcouraient les navires négriers et les bateaux de la Révolution, avec commentaires sur l'histoire maritime d'Annapolis.
💡 Réservation optionnelle — vous pouvez aussi acheter sur place. Tous les liens ouvrent dans une nouvelle fenêtre, votre visite OddballTrip reste préservée.