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Uncover the CIA's secret Air America operations in Chiang Rai's Golden Triangle hub. Decode hidden messages at temples to expose a lost opium flight cache before shadows claim it forever.
📱 1 to 10 phones · 1 team per phone · Independent codes
In the turbulent 1960s-70s, Chiang Rai stood at the volatile heart of the Golden Triangle, where CIA's covert Air America pilots dropped supplies, extracted agents, and smuggled opium under the cover
You are an American intelligence operative, arriving covertly in Chiang Rai in 1970.
Your secret mission plunges you into the Golden Triangle, a strategic crossroads between Thailand, Laos
Follow the secret traces of Air America through the golden temples and border markets of Chiang Rai, between CIA and opium trafficking in the Golden Triangle.
The King Mengrai the Great Monument welcomes you to the heart of Chiang Rai, this 5-meter bronze statue erected in 1992 to commemorate the city's founder in 1262. Mengrai established his capital of the Lanna Kingdom before creating Chiang Mai in 1296, controlling trade routes to China and Burma. In the 1960s-1970s, this strategic geographical position attracted CIA attention: Chiang Rai became a discreet rear base for Air America operations, the front airline that supplied anti-communist forces in Laos and Vietnam.
Wat Phra Kaeo has revealed its secrets since 1432, year of its construction by King Sam Fang Kaen of the Chiang Tung Kingdom. This temple housed the Emerald Buddha from 1434 to 1438 before its transfer to Chiang Mai, and today houses a 48cm green jade replica. Rebuilt after the 2014 earthquake, its walls concealed in the 1970s weapons caches and clandestine radios used by American agents to coordinate Air America deliveries to secret regional bases.
Chiang Rai Clock Tower, built in 2001 by artist Chalermchai Kositpipat, has illuminated the intersection of Phahonyothin Road and Singhaclai Road with its nightly light shows since its inauguration on February 3, 2001. This 10-meter tower marks the city's nerve center, rallying point for Western agents in previous decades. Its location at the main crossroads facilitated discreet surveillance of movements between the Burmese border and improvised Golden Triangle airstrips.
Wat Rong Suea Ten, nicknamed the Blue Temple, reveals its sapphire architecture since its completion in 2016, after construction begun in 2005 on an abandoned site where tigers roamed a century earlier. Located 3 km from Chiang Rai center, this modern temple with its white porcelain Buddha statue and door adorned with a Buddhist Hell painting, occupies land that served as a clandestine drop point for Air America parachute drops to Thai anti-communist forces.
Your journey through Chiang Rai reveals how this former capital of the Lanna Kingdom, founded by Mengrai in 1262, became an essential link in the Cold War in Southeast Asia. Between ancient temples and modern monuments, you piece together 50 years of secret history, from Air America's clandestine operations to Golden Triangle smuggling networks. Each visited site testifies to this dual identity: authentic Buddhist heritage and theater of geopolitical operations, where Lanna spirituality and memory of forgotten conflicts still mingle today.
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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Follow the traces of Air America's clandestine flights and discover their hidden destinations.
Reconstruct a fragmented flight plan to reveal the full extent of CIA operations.
Conduct a thorough investigation into the murky links between secret services and trafficking.
The Golden Triangle's sky keeps its secrets, but not forever.
Unmask the truths hidden behind the wings of shadow.
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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Follow the secret traces of Air America through the golden temples and border markets of Chiang Rai, between CIA and opium trafficking in the Golden Triangle.
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

Decipher the hidden ledger of a rogue Kuomintang general who controlled the Golden Triangle's opium empire. Uncover the conspiracy that shaped a region's fate.

Uncover the hidden opium network of Khun Sa in Thoed Thai. Decipher codes, track secret routes, and expose the drug lord's lost fortune before it vanishes forever.

Decipher the CIA's hidden opium network and Nugan Hand Bank's dirty money trail in the Golden Triangle. Solve coded clues at 8 shadowy landmarks to expose the conspiracy before it vanishes forever.
More destinations, tours & urban treasure hunts across the country
Northern Rose, Lanna kingdom's treasure
Cradle of the first Thai kingdom
City of monkeys and Khmer temples
The ancient royal capital of a thousand temples
Where poignant history meets lush nature
The City of Angels, where temples meet skyscrapers
Coupe-file disponibles pour les sites payants de votre parcours. Gagnez du temps, vivez l'aventure pleinement.
100 THB. Collection unique d'artefacts Lanna et objets archéologiques du Triangle d'Or, témoins de 700 ans d'échanges commerciaux.
Gratuit. Point de confluence des trois frontières avec vue panoramique sur le Mékong, ancien théâtre des trafics d'opium.
400 THB. Navigation de 2h sur le fleuve mythique vers les villages Lao, sur les traces des anciennes routes de contrebande.
80 THB. Savourez ce curry de nouilles emblématique du Nord dans les échoppes frontalières, recette héritée des caravanes chinoises.
💡 Réservation optionnelle — vous pouvez aussi acheter sur place. Tous les liens ouvrent dans une nouvelle fenêtre, votre visite OddballTrip reste préservée.