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Decipher the coded messages left by Portuguese resistance fighters during the 1809 French occupation. Uncover the conspiracy that saved Porto from total destruction.
📱 1 to 10 phones · 1 team per phone · Independent codes
Porto, 1809
You are a loyalist scout, tasked by the Duke of Wellington in May 1809, to thwart Marshal Soult's final maneuvers before Porto's liberation.
Your mission begins on the
Dive into the heart of Porto, an undefeated city, and trace the shadows of a conflict that forged its soul: the Peninsular War.
« Ancient, Most Noble, Always Loyal and Undefeated »— Official motto of the city of Porto
Your resistance quest begins at Cais da Ribeira, the beating heart of the Ribeira district, a UNESCO World Heritage site since 1996. This historic Douro riverfront quay was a major strategic point during the Peninsular War (1808-1814), witnessing the French occupation by Soult in March 1809 and liberation by Wellington in May of the same year. Admire the 200 15th-18th century houses, rebuilt after the 1832-1833 siege, and imagine ships transporting Port wine since the 13th century, unloading under arcades supported by 37 granite pillars. Here, among the remnants of millennia of trade, the first clues to your mission unfold.
Continue to the Sé do Porto, the Romanesque cathedral built between 1117 and 1732, whose fortified walls and towers attest to its defensive role. During the French occupation of 1809, this historic Porto monument served as a point of resistance and refuge for local populations against Soult's troops. Explore its 14th-century Gothic cloister, adorned with 300 18th-century azulejos depicting the life of the Virgin, and recall that several Portuguese kings, including D. João I in 1385 after the 1383-1385 crisis, were crowned here. The cathedral is a powerful symbol of the Porto-et-Nord heritage.
Largo de São Domingos is your next stop, a historic Porto square marked by the São Domingos church. Destroyed by fire in 1809 during the French occupation, it was rebuilt in Baroque style, with its single 42-meter-long nave. This square was also a central location for the liberal unrest and the Siege of Porto (1828-1833), where liberals and absolutists clashed violently. Before the 19th century, it was also the site of public executions under the Ancien Régime. Your journey takes you through these layers of history, revealing the city's tenacity.
Your exploration of Porto-et-Nord's heritage leads you to the Centro Português de Fotografia. This neoclassical building, restored in 1999, occupies the former Carrancas Episcopal Palace (1767-1789), residence of noble families in the 18th century. Located in the historic Miragaia district, near Ribeira, it was used as a liberal military headquarters during the Liberal Wars (1828-1834) and the Siege of Porto. Admire its monumental 50-meter facade with 21 windows and its pediment adorned with allegorical statues, silent witnesses to the military strategies of a tumultuous past.
Conclude your immersive walk at the Torre dos Clérigos, one of Porto's iconic monuments. This 76-meter Baroque tower, built between 1732 and 1763 by Niccolò Nasoni, was a crucial strategic observation point during the 19th-century military sieges, symbolizing Portuguese resistance. Climb the 240 steps of its spiral staircase for a panoramic view of the Douro and the city, a reward for your exploration of Porto's thematic circuit. You leave with a deeper understanding of Porto's history, its struggles, and its title of “Always Loyal and Undefeated,” secrets unveiled by this augmented reality outdoor escape game.
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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Follow the daring maneuvers and tactical decisions that shaped the city's history.
Confront the legacy of the Napoleonic Empire and Portuguese resistance.
Discover Wellington's genius through his legendary crossing of the Douro.
A people's courage forges its destiny in the face of adversity.
Relive a heroic moment.
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 heart of Porto, an undefeated city, and trace the shadows of a conflict that forged its soul: the Peninsular War.
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.
À partir de 15€. Découvrez les secrets de fabrication et dégustez le célèbre vin de Porto, avec vue sur le Douro.
15€. Naviguez sous les ponts emblématiques de Porto, dont le Pont Dom Luís I, pour une perspective unique sur la ville historique.
Accès libre. Imprégnez-vous de l'ambiance authentique de ce marché traditionnel, rénové en 2022, pour découvrir les produits locaux.
8€. Admirez l'art portugais du XIXe au XXe siècle dans un ancien palais royal, riche en sculptures et peintures.
💡 Réservation optionnelle — vous pouvez aussi acheter sur place. Tous les liens ouvrent dans une nouvelle fenêtre, votre visite OddballTrip reste préservée.