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Decipher the defenders' encrypted final messages and expose the conspiracy that sealed the Alamo's fate during the Texas Revolution's bloodiest siege.
📱 1 to 10 phones · 1 team per phone · Independent codes
March 6, 1836
You are a Texian scout, sent to San Antonio in February 1836, tasked with understanding the Alamo's desperate defense.
Your mission: retrace the 13
Uncover the hidden truth of the Alamo's final stand, where 200 Texian defenders held off Mexican forces for 13 days in 1836.
« Victory or Death. »— William B. Travis, Letter from the Alamo, March 3, 1836
Your journey begins at The Alamo, the Mission San Antonio de Valero, founded in 1718 by Spanish missionaries. Becoming a crucial fortress during the Texas Revolution, this historic site in San Antonio was the scene of the Battle of the Alamo in 1836. For 13 days, from February 23 to March 6, approximately 200 Texian defenders, including William B. Travis and James Bowie, resisted Mexican forces. The Long Barrack Museum, built in 1744 and restored in the early 20th century, preserves the traces of this resistance, designated a UNESCO World Heritage Site in 2015 along with the San Antonio Missions.
Right in front of the mission, Alamo Plaza, a public square developed in the 19th century, confronts you with the scale of the sacrifice. Here stands the Alamo Cenotaph, a monument dedicated in 1939 to commemorate the victims of the 1836 battle. This 60-foot-tall pink Georgia marble structure, sculpted by Pompeo Coppini, is inscribed with the names of 187 known defenders and the phrase 'They died that Texas might be free'. The Cenotaph was dedicated during San Antonio's centennial celebration of Texas independence, and the plaza still hosts annual events like Fiesta San Antonio since the 1940s.
Moving away from the Alamo, you walk along the San Antonio River Walk, a pedestrian walkway developed in the 1930s for flood control. This 15-mile route, whose central 2.5-mile section is full of restaurants and shops, passes within 0.5 km of The Alamo via an underground river channel. Although its development post-dates the battle, the River Walk represents the evolution and resilience of San Antonio, attracting over 13 million annual visitors. It embodies the city's renewal after conflicts, a bridge between its tumultuous past and its dynamic present.
Your quest then leads you to San Fernando Cathedral, founded in 1738, with its current structure begun in 1768 and dedicated in 1873. Only 0.4 km from The Alamo, it is the oldest cathedral sanctuary in the United States. This site holds particular resonance: William B. Travis and James Bowie were baptized as Catholics here before the Battle of the Alamo in 1836. The cathedral, with its 3,000-pound bell cast in 1890, symbolizes San Antonio's long Spanish history, a heritage that directly influenced the culture and conflicts of the revolutionary period. A short walk away, the Spanish Governor's Palace, built in 1749, served as the residence for Spanish colonial governors. It is the only surviving residential structure from this period in San Antonio, designated a National Historic Landmark in 1975, illustrating the colonial power that preceded the struggle for Texas independence.
The tour concludes at La Villita Historic Arts Village, San Antonio's oldest neighborhood, settled in 1778 by Spanish colonists. Restored between 1939 and 1940 as an arts village, it is located along the River Walk, 0.6 km from The Alamo. This area, with over 20 preserved 18th and 19th-century structures, including the 1840s Cos House, offers a glimpse into daily life that endured beyond the revolutionary turmoil. By exploring this part of San Antonio's heritage, you understand how the city preserved its identity while evolving. This thematic circuit through Texas monuments allows you to grasp the historical depth of San Antonio with your family, far beyond simplified narratives, and immerse yourself in an interactive visit that reveals the layers of a complex history.
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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Assemble fragments of a forgotten battle plan, hidden by Colonel Travis.
Dive into the military tactics that characterized the famous Siege of the Alamo.
Discover the spirit of resistance that forged the destiny of Texas and the United States.
Uncover the mystery that sealed the fate of the Alamo.
Every step brings you closer to a forgotten truth.
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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Uncover the hidden truth of the Alamo's final stand, where 200 Texian defenders held off Mexican forces for 13 days in 1836.
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
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Coupe-file disponibles pour les sites payants de votre parcours. Gagnez du temps, vivez l'aventure pleinement.
18 €. Explorez l'histoire naturelle et culturelle du Texas, y compris des expositions sur les dinosaures et les pionniers.
20 €. Admirez une vaste collection d'art ancien méditerranéen, asiatique et latino-américain dans une ancienne brasserie.
30-50 €. Goûtez le guacamole préparé à table et les spécialités régionales sur le River Walk.

14 €. Naviguez sur le San Antonio River pour une perspective différente des sites historiques et de l'architecture.
💡 Réservation optionnelle — vous pouvez aussi acheter sur place. Tous les liens ouvrent dans une nouvelle fenêtre, votre visite OddballTrip reste préservée.