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Uncover the ancient oath binding Vieux-Lille's shadows. Decode whispers from forgotten souls across haunted alleys to expose a deadly secret before it claims another victim.
📱 1 to 10 phones · 1 team per phone · Independent codes
In the labyrinthine heart of Vieux-Lille, where cobblestone streets whisper of centuries past, a sinister oath was sworn in the dead of night
Step into the shoes of a royal archivist under Louis XIV, tasked with finding a forgotten edict that could change the destiny of Lille, a city recently conquered in 1667. Your mission leads you through a 1.5 km route, approximately 165 minutes of historical stroll in the Hauts-de-France. At each stage, open your phone: ducal coats of arms appear on the Gothic facades of the Palais Rihour, ancient parchments are revealed on the Renaissance lintels of Rue de la Monnaie, and 17th-century figures emerge from the cobblestones of Place aux Oignons. You will explore the heritage of Old Lille, classified as a protected area in 1964, and decipher augmented reality clues to reconstruct the city's past. More than an outdoor escape game: an interactive visit immersed in centuries of history, with anecdotes revealed at each stop and confidential sites that classic guides overlook.
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
« Unity makes strength »— , Official motto of Lille, adopted in the 17th century
Your quest begins at Place Rihour, in front of the imposing Palais Rihour. Built between 1454 and 1476 by Philip the Good, Duke of Burgundy, this flamboyant Gothic ducal palace was a major center of power. Its inner courtyard, 32m x 22m, with its chapel dedicated to Saint-André, attests to its importance. It was here that Maximilian of Austria hosted the Estates General of the Netherlands in 1485. Classified as a Historic Monument in 1874, it is the first clue to Burgundian influence on Lille and the Hauts-de-France.
Continuing your journey, you reach the Hospice Comtesse. Founded in 1237 by Jeanne de Constantinople, Countess of Flanders, it embodies medieval charity. The current buildings, erected from 1468 to 1667, include a large sick ward 50m long. Classified as a Historic Monument in 1910, it now houses the Musée de l'Hospice Comtesse, preserving 250 religious and pharmaceutical objects from the 17th century. This Lille site is a direct testament to the city's social and architectural evolution, marking the transition between the Flemish and French eras.
Your route then takes you to Rue de la Monnaie, an old cobbled street in Old Lille, typical of 17th-century Flemish quarters. It was named after the Hôtel de la Monnaie established in the 18th century for minting Flemish currency. Its Renaissance lintels, dating from 1600-1650, feature artisanal guild sculptures. This artery, integrated into the Old Lille protected area by a 1964 decree, illustrates Lille's flourishing economic activity and its rich urban heritage, essential for understanding the commercial stakes of the 17th century.
The Cathédrale Notre-Dame-de-la-Treille then stands on your path. Rebuilt between 1853 and 1871 by architect Eugène Viollet-le-Duc, its 75m high neo-Gothic bell tower is inspired by Flemish cathedrals. Formerly a parish church since the 13th century, it was classified as a Historic Monument in 1911. Contemporary stained-glass windows by Louis Barillet, installed in 1950, contrast with its past. This religious monument in Lille represents a spiritual and architectural continuity through the centuries, a landmark in the city's history.
Your investigation concludes with an understanding of Lille's essence. Each site, from the Palais Rihour to the Porte de Paris, built in 1763 in honor of Louis XV after the Battle of Oudenaarde, and classified as a Historic Monument in 1886, reveals a layer of the past. Place aux Oignons, with its 17th-century gabled houses and weekly market since 1230, showed you daily life. You have traversed the heritage of Hauts-de-France, discovered historic monuments and Vauban ramparts, and understood how "Union fait la force," Lille's motto, guided this city through the ages. This thematic circuit in Lille leaves you with a complete vision of its history, a truly interactive visit.
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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Use Augmented Reality to see ghosts and shadows of the past come to life around you.
Delve into archives and legends to reconstruct a forgotten story and separate fact from fiction.
Discover architectural details and inscriptions that only the most observant can find.
The secrets of the dead never remain silent for long.
Uncover the whispers of the past.
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, WhatsApp, 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 heart of Old Lille to uncover secrets whispered by stones and ghosts from the Dukes of Burgundy to the Kings of France.
1 purchase = 1 phone. Play several on the same device.
No calendar booking. Code sent immediately by email.
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