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Decipher the coded message carved into the Lion Monument and expose the conspiracy that silenced the Swiss Guards' final testimony from the Tuileries massacre.
📱 1 to 10 phones · 1 team per phone · Independent codes
On August 10, 1792, nearly 800 Swiss Guards fell defending King Louis XVI at the Tuileries Palace in Paris
You are Major Karl Josef von Bachmann, commander of the Swiss Guards, returned to haunt Lucerne in the years following the Parisian massacre of 1792.
You begin facing the Lö
Follow the bloody trail through Lucerne of the 786 Swiss Guards massacred at the Tuileries on August 10, 1792, their names carved in the stone of the Dying Lion.
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
« Helvetiorum Fidei Ac Virtuti »— Inscription carved above the Löwendenkmal, Lucerne, 1821
The Löwendenkmal welcomes you with the Latin inscription 'Helvetiorum Fidei Ac Virtuti' carved above the 6-meter dying lion, hewn directly from limestone rock. Mark Twain, visiting this monument in 1897, called it 'touching and the saddest and most poignant piece of rock in the world'. Commissioned by General Pavel Suvorov, this memorial immortalizes the sacrifice of your 786 men who fell defending Louis XVI and Marie-Antoinette. Each name carved in stone tells of a bereaved Lucerne family, a military tradition broken in Parisian revolutionary blood.
Mühlenplatz reveals Lucerne's former economic heart, where 13th-century grain mills powered by the Reuss via a medieval canal fed the city. This nerve center of Lucerne's milling system until the 19th century was also a gathering place for medieval markets and public executions in the Middle Ages. Here, families of future Swiss Guards came to sell their grain before watching their sons leave to serve French kings. The prosperity of these mills financed the military equipment of Helvetic mercenaries.
The Spreuerbrücke from 1407, 80 meters long and spared from the 1993 fire thanks to its isolated position, confronts you with 111 panels painted between 1618 and 1635 by Kaspar Meglinger. This Dance of Death with satirical themes strangely echoes the fate of the Swiss Guards: death strikes king and soldier indifferently. Lucerne's narrowest bridge connects the banks of the Reuss with views of historic water wheels that once rhythmed urban life when your men still trained in Lucerne barracks.
The Hofkirche St. Leodegar, founded in 735 and rebuilt in late Gothic style after the 1633 fire, houses the tomb of Ludwig Pfyffer (1550-1614), Swiss Guard commander decorated with his marble effigy. Its twin 64-meter towers and 1640 Silbermann organ with 26 stops accompanied masses for soldiers departing on campaign. Pfyffer, nicknamed 'King of the Swiss', negotiated the first military contracts with France that would lead his successors to the Tuileries massacre.
The former Zeughaus from 1550-1556, now Historisches Museum Luzern since 1913, preserves armor and relics of Swiss mercenaries, including papal guard artifacts. Its 1557 Renaissance frescoes illustrating battles and weapons testify to this Lucerne military tradition that exported its sons throughout Europe. Walking through these halls, you measure the tragic irony: Lucerne trained Europe's finest soldiers only to see them die far from home, faithful to the end to masters who abandoned them.
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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Follow in the footsteps of the Swiss Guards and their legendary commitment.
Discover the ancient fortifications and their role in the city's military history.
Uncover the origins of the Blood Oath and its legacy through the centuries.
The memory of the brave never fades.
Decipher the past to honor the eternal oath.
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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Follow the bloody trail through Lucerne of the 786 Swiss Guards massacred at the Tuileries on August 10, 1792, their names carved in the stone of the Dying Lion.
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
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💡 Réservation optionnelle — vous pouvez aussi acheter sur place. Tous les liens ouvrent dans une nouvelle fenêtre, votre visite OddballTrip reste préservée.