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Uncover the mystery of Conrad Beissel's buried golden chalice hidden within the sacred grounds of 18th-century Ephrata Cloister. Decode cryptic Fraktur manuscripts and monastic symbols to locate the vanished treasure before it's lost to history forever.
📱 1 to 10 phones · 1 team per phone · Independent codes
In 1732, the charismatic Conrad Beissel established a radical monastic community at Ephrata, where celibate Brothers and Sisters lived in austere Germanic buildings, sleeping only six hours per night
You are a historical cryptographer, drawn to Ephrata, USA, by whispers of a forgotten enigma.
In 1732, the charismatic Conrad Beissel established a radical monastic community here, where
Conrad Beissel and the mystery of the ritual calendar
« Light is not in the sun or the moon, but in the heart of man, where God has placed his sanctuary. »— Conrad Beissel
The Ephrata Cloister was founded in 1732 by Johann Conrad Beissel, a German mystic and charismatic leader. Rejecting Lutheran and Reformed orthodoxies, Beissel and his followers, the Solitary Brothers and Sisters, sought a path of spiritual purity through asceticism, communal living, and celibacy. Their semi-monastic lifestyle, unique in colonial America, was characterized by distinctive architecture, a frugal diet, and intense devotion to biblical study, calligraphy, and sacred music.
The Ephrata community thrived, becoming a significant cultural and spiritual center. Their printing press, one of the first in the colonies, produced major religious works, such as the "Martyr's Mirror" in 1749, one of the largest books printed in North America at that time. After Beissel's death in 1768, the community began a slow decline, but its architectural and cultural legacy remains a fascinating testament to the religious diversity and social experimentation of colonial Pennsylvania.
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 unique calligraphic legacy of the Solitary Scribes of Ephrata, works of spiritual art.
Discover the distinctive buildings of the cloister, reflections of their philosophy and ascetic way of life.
Delve into the world of hymns and musical compositions created by the Ephrata community.
Reveal the code of the spiritual calendar!
The wisdom of the Solitary Scribes awaits you.
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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Reveal the secrets of a lost ritual calendar, once fragmented by the mystical founder of the Ephrata Cloister. Each clue will bring you closer to the truth about the spiritual practices of a unique community in colonial Pennsylvania.
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.
Pour une immersion totale et découvrir les intérieurs des bâtiments, comme l'imprimerie et la Salle, où de nombreux artefacts et documents liés au calendrier rituel sont conservés. (Actes 2, 4, 7)
Pour approfondir l'histoire de la communauté et de ses fondateurs, ce musée local présente des documents et objets complémentaires aux indices de votre quête, notamment sur les personnages comme Sœur Keturah et Frère Ezechiel.
💡 Réservation optionnelle — vous pouvez aussi acheter sur place. Tous les liens ouvrent dans une nouvelle fenêtre, votre visite OddballTrip reste préservée.