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Decipher the architectural code hidden within Sarah Winchester's mansion. Decode 38 years of cryptic construction to expose the dark secret driving her endless renovation.
📱 1 to 10 phones · 1 team per phone · Independent codes
For 38 years, Sarah Winchester commanded workers to build, tear down, and rebuild her Victorian mansion without pause—24 hours a day, 7 days a week
You are a legal clerk assisting the Winchester estate executor, tasked with deciphering Sarah Winchester's intentions after her death on September 5, 1922.
Your mission takes you to
Delve into the unfinished enigma of Sarah Winchester, the heiress who built a labyrinthine mansion for 38 years in San Jose, California.
Your investigation begins at Santana Row Park, an upscale shopping and residential district opened in 2002, located at 377 Santana Row, Santa Clara, CA 95051. Although modern, this place, designed to evoke a European village with its 120 shops and restaurants, serves as a contemporary anchor for your exploration of San Jose's mysteries. It is here, approximately 10 km from your main destination, that you receive the first instructions to decipher the architectural code of Sarah Winchester, a central figure in California's heritage. The central fountain and weekly events held there since 2002 offer a striking contrast to the isolation of the Winchester widow.
You then head towards the Winchester Mystery House, the famous mansion built by Sarah Winchester from 1884 to 1922. This construction, spanning 4.5 acres, is the result of a 38-year obsession. With over 160 rooms, 10,000 windows, and 2,000 doors, the house is a labyrinth of architectural peculiarities, such as staircases leading to ceilings and doors opening onto walls. Every detail, every addition, is a piece of the puzzle of Sarah's mind, who spent over 5 million dollars (equivalent to 77 million today) on this uninterrupted work. Your task is to find meaning in these confusing structures.
The exploration of the Winchester Mystery House continues, leading you through the many rooms where the heiress of the Winchester Repeating Arms empire lived until her death. The house, open to the public since 1923, one year after Sarah's passing, is listed as California Historical Landmark #868 and is on the National Register of Historic Places 1974. As an archivist, you examine the doors leading to walls and the blind staircases, searching for clues in these structural anomalies. Every element of this gigantic construction, where workers toiled 24/7, seems to hide an intention, a coded message from its solitary architect.
Your journey also takes you along Olin Avenue, near Olsen Drive, the road leading directly to the entrance of the Winchester Mystery House in San Jose. Named after the Olin family, local landowners in the early 20th century, this main access road has seen thousands of visitors since the tourist site opened in 1923. It is on this historic path that you gather the final pieces of the puzzle, observing how the estate fits into the San Jose landscape and how its myth has endured for decades, reinforcing the City of Silicon Valley's status as a place of contrasts between innovation and mystery.
By completing your investigation at the Winchester Mystery House, you gain a deeper understanding of Sarah Winchester's unique life and the impact of her work on California's heritage. You have visited the key San Jose sites related to this story, from the modern Santana Row district to the mansion itself, and along Olin Avenue. You take with you not only the deciphering of symbols and structures but also an immersion into the history of a woman who left behind a unique monument, an inexhaustible source of speculation and admiration, which continues to fascinate visitors to San Jose and beyond.
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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Each eccentric architectural element conceals a piece of the puzzle left by Sarah Winchester.
Explore the iconic locations related to the mysterious Winchester Mystery House from the outside.
Confront the theories of spirits and superstitions surrounding this unique mansion and its enigmatic architect.
Only the sharpest minds will unlock the secret of the endless house.
The truth is hidden in madness.
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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Delve into the unfinished enigma of Sarah Winchester, the heiress who built a labyrinthine mansion for 38 years in San Jose, California.
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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💡 Réservation optionnelle — vous pouvez aussi acheter sur place. Tous les liens ouvrent dans une nouvelle fenêtre, votre visite OddballTrip reste préservée.