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In Cold War Warsaw, decode the Invisible Agent's secret network of spies, hidden codes, and betrayals across Śródmieście. Uncover the truth before it's erased forever.
📱 1 to 10 phones · 1 team per phone · Independent codes
In the shadowy heart of Cold War Warsaw, the Invisible Agent—a legendary Polish operative—operated undetected amidst the Soviet grip
You are a trusted agent of Tadeusz Kościuszko, operating covertly in Warsaw, 1794, on a critical mission to foil a plot threatening Mazovia's sovereignty.
Your
Immerse yourself in the heart of Warsaw, the "Semper invicta" city, and unmask the invisible agent who has woven their web through centuries of Polish resilience.
« Semper invicta »— Traditional motto of Warsaw
Your journey begins at Plac Zamkowy, this historic square in the heart of Warsaw's Old Town, rebuilt after its near-total destruction in 1944 during the uprising. It is here that the Sigismund III Vasa Column, 30.18 m high with its statue of the king from 1566 to 1632, testifies to the resilience of the Mazovian capital. Warsaw's Old Town has been a UNESCO World Heritage site since 1980, recognizing the fidelity of its reconstruction and its role as a starting point for public demonstrations since the 17th century.
Continue to Zamek Królewski w Warszawie, a royal residence initially built in 1596 under Sigismund III Vasa. Destroyed in 1944 and rebuilt between 1971 and 1984, this castle was the site of the election of many Polish kings and the signing of the May 3, 1791 Constitution. With its 120,000 m² and 300 rooms, including the Senate Hall with a capacity of 500 people, it now houses the national museum which attracts over 800,000 annual visitors, a pillar of Warsaw's heritage.
Your investigation then leads you to Uniwersytet Warszawski, founded in 1816 by Tsar Alexander I. This 43-hectare campus, which hosts 42,000 students in 2023, was a seat of clandestine resistance during World War II, where 25 professors were executed in 1939. A short walk away, Grób Nieznanego Żołnierza w Warszawie, inaugurated in 1925 in Piłsudski Square, houses the heart of an unknown soldier from the 1920 Polish-Soviet War, with a permanent honor guard and names of 500 Polish battles engraved on its 22 m length.
The path then takes you to Rynek Starego Miasta, the central square of the Old Town, dating from the 13th century and faithfully rebuilt after 1945. Around the Warsaw Mermaid, an emblematic statue since 1855, you will discover Baroque and Renaissance facades, typical of Polish Hanseatic architecture. This site, also a UNESCO heritage site since 1980, has been a place for markets and festivals for centuries, a living testament to Varsovian life. Finally, the Barbakan Warszawski, a fortification built in 1540 and restored in 1952-1953, will remind you of the intense fighting during the 1939 siege and the 1944 uprising, with its 15 m high and 3 m thick defensive wall.
At the end of this exploration of Warsaw's Old Town, you will have not only unmasked the mysteries of the invisible agent but also embraced the spirit of the Mazovia capital. Each step will have taken you through history, from destruction to reconstruction, from the courage of resistance fighters to the splendor of kings. You leave with a deep understanding of the motto "Semper invicta", a Warsaw experience for families or solo travelers that reveals itself beyond classic guides, an immersive thematic circuit within the UNESCO World Heritage site.
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?
Get my code · 12€No calendar booking. Code sent immediately by email.
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Dive into the art of Cold War cryptography to reveal Veritas's secrets.
Trace the influence of Radio Free Europe and its fight against disinformation.
Explore a city where every street corner could hide an prying eye or ear.
Beyond the Iron Curtain, truth seeks a voice.
In the shadows of Warsaw, outwit the spies and free the information.
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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Immerse yourself in the heart of Warsaw, the "Semper invicta" city, and unmask the invisible agent who has woven their web through centuries of Polish resilience.
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

Decode the hidden Shadow Journal of a ghetto fighter, tracing secret codes across uprising sites to expose the lost final orders of the 1943 resistance before they're erased forever.

Uncover the hidden chambers and espionage secrets Stalin embedded in his 'gift' to Warsaw. Decode clues across Śródmieście to expose the truth before it's buried forever.

Uncover the clandestine path of Chopin's hidden heart, smuggled back to Warsaw under Nazi noses. Decipher coded clues across park landmarks to expose the relic's secret resting place and a forgotten score before it's lost forever.

Uncover the secret codes hidden in Warsaw's forbidden words. Decode the underground network's cryptic messages to expose a communist conspiracy before it's silenced forever.
More destinations, tours & urban treasure hunts across the country
Coupe-file disponibles pour les sites payants de votre parcours. Gagnez du temps, vivez l'aventure pleinement.
Environ 10€. Explorez 1000 ans d'histoire des Juifs polonais à travers des expositions interactives et des récits poignants.
Environ 7€. Plongez dans les événements du soulèvement de Varsovie de 1944 grâce à des reconstitutions et des témoignages authentiques.
Environ 15-25€. Savourez les pierogi traditionnels et découvrez l'ambiance des 'bar mleczny', des cantines populaires héritées de l'ère communiste.
Environ 6€. Montez à la terrasse panoramique pour une vue à 360° sur Varsovie et son architecture éclectique, un cadeau de Staline.
💡 Réservation optionnelle — vous pouvez aussi acheter sur place. Tous les liens ouvrent dans une nouvelle fenêtre, votre visite OddballTrip reste préservée.