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Uncover the secret air operations that turned Ubon into a covert Vietnam War hub. Decode clues hidden at temples and riverside landmarks to expose the forgotten wings and thwart a lingering conspiracy.
📱 1 to 10 phones · 1 team per phone · Independent codes
In the sweltering heat of 1960s Ubon Ratchathani, U-Tapao's sister base at Ubon Royal Thai Air Force Base became the shadowy pivot of the Vietnam War
You are a royal archivist in Rattanakosin-era Ubon Ratchathani, tasked with uncovering a forgotten conspiracy.
You arrive at Thung Si Mueang Park, the focal point of
Dive into the mysteries of Ubon Ratchathani, capital of Isaan where the 25-meter golden pillar still reveals the secrets of royal nagas and the centuries-old Candle Festival.
Ubon Ratchathani welcomes you through its beating heart, Thung Si Mueang Park, theater of the greatest gatherings in Isaan Province. At the center of this esplanade, the 25-meter golden pillar rises like a spiritual lighthouse, entirely covered in gold and adorned with motifs representing a royal barge carrying Garuda and protective nagas. For decades, this place has hosted the annual Candle Festival in July and Songkran celebrations, transforming the space into a kaleidoscope of Buddhist traditions. Your archivist mission begins here, facing this monument that concentrates all Thai royal symbolism in Isaan art.
Wat Thung Si Mueang immerses you in the zen spirituality that characterizes Ubon Ratchathani's emblematic temples. Located in the heart of the central park, surrounded by shaded trees, this Buddhist temple embodies the spiritual beauty sought by pilgrims from across the region. Less than a kilometer on foot from the golden pillar, you discover the traditional architecture that makes Ubon Ratchathani a major religious center of Isaan. Monks perpetuate millennial rituals here, guardians of wisdom that your archivist investigation must uncover.
The Ubon Ratchathani National Museum reveals the oldest strata of your investigation. Housed in the former provincial palace dating from the late 19th century, during the Rattanakosin era, this building converted into a museum in 1972 houses local artifacts dating back to prehistory. The exhibited remains tell the regional history of Isaan long before the establishment of Thai kingdoms, offering your archivist mission clues about the forgotten civilizations that shaped this land.
San Lak Mueang Ubon Ratchathani confronts you with the city's spiritual guardian. This City Pillar shrine, a traditional Thai structure located near Thung Si Mueang Park, houses the sacred stone representing Ubon Ratchathani's protective spirit. A place of annual rituals for the city's prosperity, this sanctuary concentrates the ancestral beliefs that unite the community. Your royal archivist investigation finds here the spiritual keys necessary to understand the true soul of this Isaan capital.
Your journey ends in the nocturnal animation of ถนนคนเดินอุบลราชธานี, the street market that gathers over 100 food and local craft stalls on weekends. Less than a kilometer from the central park, this Tha Nam Market has animated Ubon Ratchathani evenings for generations, perpetuating Isaan's culinary and artisanal traditions. As an archivist, you take away much more than clues: a deep understanding of this city where the sacred and everyday intertwine, from the golden pillar to the fragrant stalls, in the millennial harmony of Northeast Thailand.
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
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.
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.
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Delve into the air operations and strategic stakes that made Ubon a nerve center of the Vietnam War.
Explore the social and cultural impact of the American presence, from the rise of entertainment districts to cultural clashes.
Reconstruct the poignant narrative of a journalist who documented the personal stories behind the war headlines.
The distant echoes of the American conflict still resonate in the streets of Ubon.
Pierce the veil of its past to understand its present.
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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Dive into the mysteries of Ubon Ratchathani, capital of Isaan where the 25-meter golden pillar still reveals the secrets of royal nagas and the centuries-old Candle Festival.
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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Coupe-file disponibles pour les sites payants de votre parcours. Gagnez du temps, vivez l'aventure pleinement.
50 THB. Ancien palais provincial de 1972 abritant les vestiges préhistoriques d'Isaan et l'histoire régionale dans un cadre architectural Rattanakosin.

Gratuit. Temple zen emblématique au cœur du parc central, entouré d'arbres ombragés, refuge spirituel des pèlerins de toute la région d'Isaan.
50-150 THB/plat. Plus de 100 stands de spécialités d'Isaan les week-ends : som tam, larb, sticky rice et artisanat local dans l'ambiance authentique du Tha Nam Market.
100 THB location vélo. Temple ancien à 1,5 km du centre, architecture traditionnelle Isaan dans un quartier résidentiel authentique, parfait pour prolonger l'exploration.
💡 Réservation optionnelle — vous pouvez aussi acheter sur place. Tous les liens ouvrent dans une nouvelle fenêtre, votre visite OddballTrip reste préservée.