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Uncover James Ensor's secret ledger hidden by Ostend's masked society. Decode their occult symbols across the city's landmarks to expose the conspiracy that fueled his grotesque masterpieces.
📱 1 to 10 phones · 1 team per phone · Independent codes
In late 19th-century Ostend, artist James Ensor captured the hypocrisy of high society through his infamous masks—grotesque faces hiding dark secrets
You are a private investigator in 1900s Ostend, tasked with uncovering the secrets masked by painter James Ensor's art.
Your mission begins at the Ensor House
Dive into the streets of Ostend where James Ensor painted his disturbing masks, witnesses to a secret society that manipulated the Belle Époque seaside resort.
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
Under Leopold II, Ostend becomes Belgium's 'Queen of Beaches' around 1880, attracting European aristocracy to its palaces and casinos. James Ensor, born in 1860 during this worldly effervescence, develops his obsession with masks from 1885 in his house-studio on Vlaanderenstraat. His paintings like 'Christ's Entry into Brussels' (1888) reveal a bourgeois society deformed by hypocrisy, but his private notebooks suggest a more disturbing reality: nocturnal meetings where Ostend notables actually wore masks to conceal their true activities.
The Ostend Casino, a Belle Époque monument located 300 meters from Ensor's studio, becomes the theater of these mysterious assemblies. Police records from 1895 mention 'nocturnal incidents' involving 'masked figures' in the establishment's private salons. Ensor frequents these places assiduously, not to gamble, but to observe and sketch these figures that would fuel his most disturbing works. His sketches show grimacing faces that no longer belong to traditional Flemish carnival, but to a corrupted social reality.
The fortified church Sint-Petrus-en-Pauluskerk serves as refuge for this occult society according to testimonies collected by Ensor. The thick walls of this church, built to resist sieges, hide crypts where bankers, shipowners and municipal officials meet. The painter documents these encounters in his notebooks, revealing how Ostend's economic decisions are made in shadow, far from the official splendors of the Kursaal and royal receptions at Leopoldpark.
On Ostend's dike, battered by North winds, Ensor observes the nocturnal comings and goings of these masked conspirators. The Visserskaai and the ship Mercator become meeting points for trafficking that goes beyond simple maritime commerce. The painter's later works, notably his engravings from 1895-1900, show masked processions on the seafront, a troubling mixture of popular carnival and secret rituals of Ostend's bourgeoisie.
Your investigation in Ensor's Ostend reveals how art can unmask an era's hypocrisies. Walking through the 8 sites of this artistic conspiracy, you discover a Belle Époque Flanders where symbolist heritage hides truths that only a visionary painter dared reveal. Ensor's masks are no longer carnival fantasies, but faithful portraits of a society that preferred to hide its true face behind facade smiles.
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.
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Discover the fascinating world of James Ensor and his obsession with masks, symbols of social hypocrisy and hidden identity.
Explore Ostend's quays, a setting for smuggling and clandestine exchanges, where subversive ideas circulated as freely as illicit goods.
Conduct an immersive investigation to decipher the clues left by Ensor and reveal the mysteries of a secret society of artists and intellectuals.
Art conceals, truth reveals.
The Ledger of Masks awaits you.
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 streets of Ostend where James Ensor painted his disturbing masks, witnesses to a secret society that manipulated the Belle Époque seaside resort.
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.
8€. Collections sur l'histoire maritime et artistique d'Ostende, à 200 mètres de la Maison Ensor.
9€. Trois-mâts belge historique transformé en musée maritime interactif sur le port d'Ostende.
15€. Spécialité ostendaise servie avec bière locale dans les brasseries du Visserskaai.
3€. Ligne de tram la plus longue du monde longeant 67 km de côte flamande depuis Ostende.
💡 Réservation optionnelle — vous pouvez aussi acheter sur place. Tous les liens ouvrent dans une nouvelle fenêtre, votre visite OddballTrip reste préservée.