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Uncover the hidden truth behind William Henry Fox Talbot's revolutionary first photographic negative. Solve the mystery of what he really captured in 1835 and why it changed the world.
📱 1 to 10 phones · 1 team per phone · Independent codes
In 1835, William Henry Fox Talbot made a discovery that would revolutionize human vision itself—the first photographic negative
You are a Royal Society delegate, dispatched to Lacock in 1836, tasked with meticulously documenting William Henry Fox Talbot's nascent photographic discoveries.
Your mission leads you to Lac
Delve into the heart of Lacock, a Wiltshire village, to decipher the secrets of an invention that changed the world in 1835.
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
Your journey begins in Lacock Village Square, this Wiltshire village preserved by the National Trust, where 15th-century cottages served as the backdrop for Downton Abbey. Soak in the atmosphere that charmed filmmakers, then head to Lacock Abbey, the heart of your investigation. Founded in 1232 as a nunnery by Ela, Countess of Salisbury, this Cistercian abbey was transformed into a country house after the Dissolution of the Monasteries in 1539, becoming the home of the Talbot family. It was in this historic setting that William Henry Fox Talbot conducted his first photographic experiments, forever changing our perception of the world.
Continue your exploration into the Lacock Cloisters, these 13th-century medieval cloisters, masterpieces of monastic architecture with their vaulted ceilings. These corridors were immortalized as those of Hogwarts in the Harry Potter films, shot between 2001 and 2009. Your phone will reveal clues hidden in the shadows cast by these ancient arches, connecting Lacock Abbey's monastic past to Talbot's innovation. Access to the abbey rooms is available until 3:45 PM, giving you time to decipher the secrets these walls have held for centuries.
The path then leads you to the Fox Talbot Museum, dedicated to William Henry Fox Talbot (1800-1877), a pioneer of photography. Opened to the public by the National Trust, this museum exhibits the exact window where the first photographic negative was made in 1835, a key moment for the invention of the calotype process in 1841. It is here that you will have to assemble fragments of information to understand the scope of this discovery. The museum's opening hours, from 10:00 AM to 5:00 PM (according to the National Trust website for 2026), offer you a window for your quest.
Leaving the abbey, your itinerary takes you through Lacock's High Street, the starting point of the Lacock Treasure Trail. This historic street is home to The Sign of the Angel Inn, a 15th-century inn that served as the Babberton Arms in Harry Potter and the Half-Blood Prince (2009). It is a typical example of a timber-framed house that testifies to Lacock's preserved architecture. Free parking for National Trust members (or £4) is signposted from the A350, facilitating access to this Wiltshire village, where history can be read on every corner.
Your adventure concludes near the Lacock Tithe Barn, a medieval building mentioned in the Lacock Treasure Trail and linked to the abbey, used for storing tithes since the 13th century. Close to the abbey's car park and gardens (SN15 2LG), this site offers a final glimpse into the National Trust's heritage. After exploring the Stables Café (open 10:00 AM-5:00 PM) and the second-hand bookshop (10:00 AM-4:30 PM) within Lacock Abbey, you will have not only solved the enigma of Talbot's negative but also discovered the deep history of Lacock, from its monastic origins to its role as a film set, forever etching this Wiltshire village into your memory.
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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Experiment in history's first photographic laboratory
Wander through an authentic 14th-century preserved setting
Uncover the secrets of the process that changed our relationship with images
Reveal Fox Talbot's genius
Eight clues hidden in photography's birthplace
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 heart of Lacock, a Wiltshire village, to decipher the secrets of an invention that changed the world in 1835.
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

Uncover the cryptic clues hidden by William Henry Fox Talbot in Lacock's medieval streets to recover his lost photographic negative, before a rival inventor claims his legacy forever.

Uncover the conspiracy behind Abbess Ela's vanished will at Lacock Abbey. Decode clues hidden in the abbey, church, and village to expose the betrayal that doomed the nuns' legacy forever.
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Coupe-file disponibles pour les sites payants de votre parcours. Gagnez du temps, vivez l'aventure pleinement.
Accès gratuit pour les membres National Trust, sinon environ 15 £. Explorez les intérieurs historiques et les jardins de ce site du XIIIe siècle.
Inclus avec l'entrée à Lacock Abbey. Découvrez l'histoire de la photographie et les inventions de William Henry Fox Talbot.
Prix indicatif d'un repas: 20-30 £. Savourez des plats traditionnels dans cette auberge historique du XIVe siècle, un lieu apprécié des habitants et des visiteurs.
Accès libre. Admirez ce grand bâtiment médiéval du XIIIe siècle, autrefois utilisé pour stocker les dîmes de l'abbaye.
💡 Réservation optionnelle — vous pouvez aussi acheter sur place. Tous les liens ouvrent dans une nouvelle fenêtre, votre visite OddballTrip reste préservée.