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Uncover the hidden scandal buried beneath seven centuries of Grimaldi rule. Decipher coded messages in frescoes, expose a conspiracy that nearly toppled the dynasty, and solve the mystery of the Prince's secret.
📱 1 to 10 phones · 1 team per phone · Independent codes
For seven hundred years, the Grimaldi dynasty has ruled from the Rocher—a limestone fortress rising 60 meters above the Mediterranean, isolated on three sides by sea
You are a royal archivist in Monaco-Ville, commissioned by Prince Rainier III to decipher the enigmas left by his ancestors and secure Monaco's heritage.
Your mission begins on Quai Albert Ier
Delve into the millennia-old secrets of Monaco-Ville, where every stone whispers the tumultuous history of the Grimaldi dynasty and its "Deceptive Splendor."
Your quest begins on Quai Albert Ier, a port promenade about 500 meters long, built between 1880 and 1882 under the reign of Prince Charles III. This place, bordering Port Hercule named in reference to the myth of Hercules, has seen royal yachts pass by and has hosted the Monaco Yacht Show since 1991. By deciphering the maritime symbols, you trace back the Grimaldi alliances, essential to understanding the history of Monaco. Each anchored yacht testifies to the Principality's continuous appeal, a maritime heritage that has shaped its destiny.
Continue to Place d'Armes, a historic 17th-century square. Formerly a military exercise ground, it was flanked by barracks built between 1630 and 1640 by Prince Honoré II to defend Monaco-Ville. It is here that the Grimaldis forged their power and independence. Access to the Rampe de la Major, leading to the Princely Palace fortified since 1191, reminds you of the long line of defenders. Here you discover the military strategies that allowed Monaco to preserve its autonomy, a pillar of its history.
Your journey then takes you to Rue Grimaldi, a paved 16th-century street crossing the historic heart of Monaco-Ville. Named after the reigning dynasty, it is lined with 18th-century private mansions, testaments to Monegasque nobility. This street was a mandatory passage to the cathedral and the Palace, a place of royal processions for centuries. By observing the architectural details, you uncover the secrets of the influential families who supported or challenged the Grimaldi power, a complex part of the Grimaldi Heritage.
The path leads you to Square Gastaud, a small square created in 1950 in the former bastion of La Condamine's hanging gardens. It offers a panoramic view of Port Hercule and the Rock, a former defensive site from the 16th century. Named after Canon Gastaud, rector of Sainte-Dévote in the 19th century, this place allows you to assemble fragments of a forgotten conspiracy, linking medieval fortifications to religious figures. The historic monument of Église Sainte-Dévote, visible from this point, calls you to the next stage of your Monaco visit.
Finally, you reach Église Sainte-Dévote, a baroque church built between 1681 and 1683 on the site of an 11th-century chapel. The heart of the principality, it hosts the 'Brûlante des Bateaux' every January 27th since the 17th century, and houses the relics of the Corsican martyred saint. Pont Sainte-Dévote, a remnant of 18th-century fortifications protecting access to the Rock, marks the junction between Monaco-Ville and La Condamine. Your interactive Monaco visit comes to an end, but the revelations about the history of Monaco and the secrets of the Grimaldis will remain etched, offering you a deep understanding of this La Condamine themed circuit and its history.
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.
The game downloads to your phone on start. Once the "✓ Downloaded" indicator appears, everything works without data — narration, AR, GPS and puzzles. Perfect abroad without a data plan.
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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Delve into the secret affairs of a noble family at the heart of Monaco's Belle Époque.
Track down clues of a web of debts and schemes threatening a powerful dynasty.
Reconstruct a coded ledger that reveals the hidden truths of high society.
Money never sleeps... and neither do secrets.
Monaco's splendor hides a heavy 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, TikTok.
PWA technology: open the link, it plays in your browser. Same quality as an app, no App Store hassle.
Neither. Everything plays in your browser (Safari, Chrome) after you tap your activation link. No PDF to print, no download. The trail lives in your phone, that's it.
Eight stops total. At each stop you find a camera clue, solve the puzzle, collect a fragment of the final code. With all eight, you've got the answer.
Yes, from age 6 with an adult reading puzzles aloud, and from age 12 on their own. Kids love the "find the camera clue" part — it's very visual, gets them genuinely involved.
Morning between 10 and 11, or early afternoon around 2 PM, is ideal. You still have daylight ahead, La Condamine, Monaco is less crowded, and the light is better for camera clues.
Soyez le premier à partager votre expérience.
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Delve into the millennia-old secrets of Monaco-Ville, where every stone whispers the tumultuous history of the Grimaldi dynasty and its "Deceptive Splendor."
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

Decipher the dark secrets behind Monaco's royal weddings. Uncover hidden clues in palaces and chapels to break a centuries-old Grimaldi curse before midnight strikes.

Uncover the dark secret haunting the Rocher de Monaco. Decode ancient symbols from forgotten Grimaldi vaults to expose a centuries-old conspiracy threatening the principality's legacy.

Uncover a clandestine resistance network hidden beneath Monaco's palaces during WWII. Decipher coded messages left by freedom fighters in the heart of the Principality.

Uncover the secret industrial legacy of Prince Rainier III hidden in plain sight. Decode clues from his bold building projects to reveal a forgotten bequest that transformed the Principality forever.

Uncover the General's shadow haunting Monaco-Ville. Decode his final orders hidden across palaces and forts to expose a thwarted coup that nearly toppled the Grimaldis.

Uncover the broken vow that unleashed a curse on Monaco's princes. Decode clues at ancient monuments to break the spell before it claims the next heir.
Coupe-file disponibles pour les sites payants de votre parcours. Gagnez du temps, vivez l'aventure pleinement.
19€. Explorez les collections du Prince Albert Ier, océanographe et fondateur du musée en 1910, avec plus de 6 000 spécimens marins.
10€. Visitez les Grands Appartements et la salle du trône de cette forteresse génoise transformée en résidence princière depuis le XIIIe siècle.
5€. Goûtez cette spécialité monégasque, petit chausson frit farci de blettes, riz et potiron, héritage de la cuisine ligure.
8€. Admirez plus de 1 000 espèces de plantes succulentes et de cactus, avec une vue imprenable sur la Principauté depuis 1933.
💡 Réservation optionnelle — vous pouvez aussi acheter sur place. Tous les liens ouvrent dans une nouvelle fenêtre, votre visite OddballTrip reste préservée.