Cleveland — Uncover the Hidden Rhythm
Decode the lost musical score hidden among Cleveland's monuments, revealing the secret rhythm that ignited rock 'n' roll's rebellious origins. Outwit the shadows of history to expose its subversive code.
📱 1 to 10 phones · 1 team per phone · Independent codes
In the heart of 1950s Cleveland, as rock 'n' roll exploded from smoky clubs and radio waves, a renegade composer embedded a forbidden score in the city's iconic monuments
Cleveland — Uncover the Hidden Rhythm
You are a dedicated music archivist, determined to uncover the lost history of 1950s Cleveland.
As rock 'n' roll exploded from smoky clubs and radio waves, a re
The Cradle of Rock 'n' Roll: A Forgotten Melody
« Si vous aimez ça, vous ne pouvez pas vous empêcher de danser. »— Alan Freed
Cleveland, Cradle of Rock 'n' Roll
The city of Cleveland played a pivotal role in the emergence of rock 'n' roll. It was here, in 1951, that disc jockey Alan Freed, working for radio station WJW, began playing rhythm and blues music for a primarily white teenage audience, coining and popularizing the term "rock and roll" to describe this new genre. The following year, on March 21, 1952, he organized the "Moondog Coronation Ball," often considered the first major rock 'n' roll concert, though it was prematurely interrupted due to unexpected overcrowding. This event marked a turning point in the history of popular music, breaking racial and cultural barriers.
The Rock and Roll Hall of Fame was established in Cleveland in 1983, acknowledging the city's unique contribution to the history of this musical genre. Inaugurated in 1995, the iconic building designed by I.M. Pei has become a pilgrimage for fans worldwide. The city continues to celebrate this heritage through its historic concert venues like the Agora Ballroom and its persistent influence on American musical culture.
How does it work?
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.
Want to go deeper?
Places tied to your adventure — optional entries, totally up to you · per person
The Route
5-10 curated sites across the territory
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.
How does it work with a group?
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.
- ✓All codes are independent — play at the same time OR separately, each team advances at its own pace.
- ✓Leaderboard between your teams + global game leaderboard — each score appears in the public ranking.
- ✓More than 10 phones or need a personalized quest? Discover custom tours.
Ready to live this adventure?
Get my code · 14,90€No calendar booking. Code sent immediately by email.
🔒 Secure payment · Code in 5 min · Free cancellation
Practical info
Why this route?
Musical Discovery
Trace the origins of rock 'n' roll and the iconic figures who defined it in Cleveland.
Rock Legends
Dive into the stories of pioneers and legendary venues that vibrated to the sound of rock.
Urban Heritage
Explore the historic locations in the city that witnessed the birth and growth of this musical revolution.
Finding the first chord is resurrecting the soul of rock.
Rock 'n' roll was born here. Are you worthy of its legacy?
9 features nobody else has
OddballTrip combines gamified play, augmented reality and AI. All our competitors deliver 1 or 2 of these angles. We deliver all 5.
AR treasure chest
A golden chest floats in front of the monument. Tap → opening animation → reveals a secret message.
AR narrator character
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.
Magic golden letters
At the puzzle climax, golden letters magically write themselves on the real wall — that's the puzzle answer. An unforgettable visual effect.
Written + audio narration
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.
360° radar + vibration
A mini-radar shows the target even behind you, and the phone vibrates when you aim in the right direction.
Heritage storytelling
Every puzzle weaves in real historical facts (architecture, era, anecdotes). You learn by playing — like a gamified audioguide.
Progressive AI hints
3 levels of AI-generated help: vibe → where to look → answer format. You're never stuck.
AR selfie memento
At the end of the game, capture a selfie with OddballTrip banner + mascot, shareable on Instagram, TikTok.
Zero app to install
PWA technology: open the link, it plays in your browser. Same quality as an app, no App Store hassle.
Frequently asked questions
Q01Do I need to download an app?
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.
Q02Does it work offline?
GPS yes (handled by your phone). Maps yes (tiles cached). AI and hints need an intermittent 4G connection.
Q03How long does a game take?
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.
Q04What happens if I'm stuck?
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).
Q05What's the age range?
From 12 without an adult, from 6 with an adult reading puzzles. Works for families, couples, friend groups, companies.
Q06What if my city isn't in the catalogue?
Pre-register or contact us — we'll email you as soon as your city is live.
Q07What is augmented reality exactly?
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.
Avis des aventuriers
Soyez le premier à partager votre expérience.
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Your turn to play
Alan Freed's lost score awaits you. Decipher its secrets throughout Cleveland and reveal the true rhythm of rock that continues to thrill the world. Your musical adventure starts now!
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
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