Rhondda — Song of Forgotten Depths
Uncover the cursed chant of Rhondda miners that summons disasters from forgotten depths. Decode clues at collieries and choirs to break the spell before it claims you.
📱 1 to 10 phones · 1 team per phone · Independent codes
In the shadowed heart of Rhondda Valley, Wales, miners once sang haunting hymns to steel their souls against the black depths
Rhondda — Song of Forgotten Depths
You are Dai Francis, Welsh miners' union leader between 1912 and 1980, undertaking an inspection mission through the mining valleys of South Wales.
Your investigation begins at Big
Descend into the underground galleries that forged the industrial soul of Wales, from the 1880 coal mines to the revolutionary blast furnaces of Blaenavon.
A game, a guided tour and a heritage guide — all in one
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. »
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
« Wales forever »— National motto of Wales
The story that haunts this land
At Big Pit National Coal Museum, you enter the world of 1200 miners who carved these galleries from 1880 to 1980. This 91-meter-deep shaft plunges you 90 meters underground, into the authentic conditions of Welsh coal extraction. Transformed into a museum in 1983, this UNESCO World Heritage site since 2000 preserves intact original equipment, from elevator cages to rail wagons. Here begins your mission: trace the workers' movement that shook the valleys of south Wales for a century.
At Blaenavon Ironworks, founded in 1788, you discover the first British industrial complex to use coke on a large scale. These four blast furnaces revolutionized European metallurgy across 14 hectares, employing hundreds of workers in extreme conditions. The 1850 foundry ruins and workers' housing testify to the industrial rise of the Welsh valleys. This UNESCO World Heritage site since 2000 reveals the origins of industrial power that shaped Wales' working-class identity.
At Tonypandy Miners' Institute, built in 1924, you search the archives of the Welsh union movement born from the 1910-1911 strikes. This Grade II* listed building, with its 500-seat hall, was the theater of assemblies that organized worker resistance. In November 1910, the Tonypandy riot mobilized 1000 police against striking miners. Now home to Rhondda Museum, this cultural and union center preserves the memory of worker struggles that marked the Rhondda valley.
At Rhondda Heritage Park, former Lady Windsor mine closed in 1985, you walk 10 hectares of thematic trails retracing 300 years of coal mining. Open since 1989, this heritage site displays remnants of shafts and original 1850s machinery, witnesses to Welsh coal's golden age. The Rhondda valley, which once had dozens of active mines, symbolizes the industrial epic of south Wales and its transformation into a land of worker memory.
Your journey concludes at Pontypridd Old Bridge, built in 1756 by William Edwards after two collapses in 1746 and 1755. This unique 41-meter arch, reinforced by three concentric arches, spans the Taff over 52 meters in length. An emblematic monument of Pontypridd, still in pedestrian service, it symbolizes Welsh perseverance facing technical challenges. You thus carry away the complete history of the mining valleys: from 1788 industrial innovation to 1985 social struggles, embodied in stone and the collective memory of the Welsh people.
The Route
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.
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 · 12€No calendar booking. Code sent immediately by email.
🔒 Secure payment · Code in 5 min · Free cancellation
Practical info
Why this route?
The Mining Heritage
Explore the remnants of the coal industry, from mines to ironworks, symbols of a bygone era.
Workers' Struggles
Relive the strikes and riots, witnesses to the strength and solidarity of mining communities.
Choirs and Chapels
Discover the cultural soul of the valleys through their nonconformist chapels and famous male voice choirs.
Darkness may hide the light, but not the voice.
— Welsh mining proverb
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
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Your turn to play
Descend into the underground galleries that forged the industrial soul of Wales, from the 1880 coal mines to the revolutionary blast furnaces of Blaenavon.
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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