Monaco-Ville — The Grimaldi Conspiracy
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La Condamine, MonacoMonaco-Ville — The Grimaldi Conspiracy
📍 La Condamine, Monaco·🕐 2h – 2h30·📍 ~2.5 km
Also available as:HistoricalMysteryRomanceSpy thrillerCinema

Monaco-Ville — The Grimaldi Conspiracy

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

Difficulty
·From age 12 years
Starting point :Quai Albert Ier, Monaco

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

8
stages
~2.5 km
route
2h – 2h30
at your pace
🚶
walking

Monaco-Ville — The Grimaldi Conspiracy

🎭Your Mission

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."

The story that haunts this land

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.

1863
Inauguration of the Monte Carlo Casino, a cornerstone of Monacan high society.
1886
Arrival of the railway, connecting Monaco to Europe and accelerating its boom.
1910
General strike in Monaco, revealing social tensions beneath the veneer of luxury.
Far more than an escape game

A game, a guided tour and a heritage guide — all in one

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.

🏛️
Hidden historical gems

At each stop, places ordinary guides miss — secret façades, sculpted crests, alleys steeped in history.

📜
Anecdotes & legends

Every riddle is rooted in a real historical fact or local legend. You leave with dozens of stories to tell.

🏗️
Architecture & heritage

Learn to read buildings — flamboyant Gothic, Baroque, Art Deco — like a real art historian, while having fun.

🚶‍♀️
Immersive wandering

Walk through the city like a novel's character — every alley becomes a stage, every square a theatre.

🎙️
Immersive audio narration

A voice walks with you at every step, tells the story of each place, reads clues, adds a cinematic feel.

📲
Yours forever

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. »

How does it work?

🏛️
Outdoor escape game

Explore the city on foot solving puzzles based on real historical facts. No locked room — the city is your playground.

📱
On your smartphone

No app to download. Play directly from your browser. Guided step by step, at your own pace.

👨‍👩‍👧‍👦
Unlimited players

One purchase per phone is enough. Play with family, friends or as a couple — everyone participates.

🎯
Augmented reality

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.

🤖
AI that helps you

Stuck? Progressive personalised hints. The character repeats the puzzle on demand — at your own pace.

🗣️
32 languages

French, English, German, Spanish, Italian + 27 other languages auto-translated by AI.

📵
Playable offline

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.

🎟️

Want to go deeper?

Places tied to your adventure — optional entries, totally up to you · per person

Oceanographic Museum of Monacooptional
€19. Explore the collections of Prince Albert I, oceanographer and founder of the museum in 1910, with over 6,000 marine specimens.
Optionnel
/pers.
Prince's Palace of Monacooptional
€10. Visit the State Apartments and the throne room of this Genoese fortress transformed into a princely residence since the 13th century.
Optionnel
/pers.
Barbagiuan Tastingoptional
€5. Taste this Monegasque specialty, a small fried pastry filled with chard, rice, and pumpkin, a legacy of Ligurian cuisine.
Optionnel
/pers.
Exotic Garden of Monacooptional
€8. Admire over 1,000 species of succulents and cacti, with breathtaking views of the Principality since 1933.
Optionnel
/pers.
Budget if you do them all / pers.~0

The Route

8 stages through the city

The gameplay: AR, camera, hidden clues

📱Search clues with your cameraRA

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.

8
original puzzles
24
min of narration
🪙 24
TripCoins granted
16
GPS waypoints

How does it work with a group?

One phone = one team. Pick the number at checkout (1 to 10).

🧍
1 phone

Solo, or a group sharing the screen. One team, one code.

👥
2-3 phones

Family, couple, or 2-3 teams competing. Each phone has its own code and its own score.

👨‍👩‍👧‍👦
4 to 10 phones

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.

  • All codes are independent — play at the same time OR separately, each team advances at its own pace.
  • Leaderboard between your teams + global game leaderboard — each score appears in the public ranking.
  • More than 10 phones or need a personalized quest? Discover custom tours.
🕒No date to pick · Code valid 1 year · Play whenever you want

Ready to live this adventure?

Get my code · 12€

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Practical info

Starting point
Quai Albert Ier, Monaco
Directions on Google Maps
🕐
Duration
2h – 2h30
At your own pace
👥
Players
Unlimited
From age 12
📍
Distance
~2.5 km
La Condamine
Accessibility
Partial
Gentle slopes and some stairs
🌐
Languages
17 languages
Built-in translation

Why this route?

🎭

Aristocratic Intrigue

Delve into the secret affairs of a noble family at the heart of Monaco's Belle Époque.

📈

Financial Secrets

Track down clues of a web of debts and schemes threatening a powerful dynasty.

📖

The Great Book of Forgotten Accounts

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.

★ Innovation 2026

9 features nobody else has

OddballTrip combines gamified play, augmented reality and AI. All our competitors deliver 1 or 2 of these angles. We deliver all 5.

🎁

AR treasure chest

A golden chest floats in front of the monument. Tap → opening animation → reveals a secret message.

🧙

AR narrator character

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.

📜

Magic golden letters

At the puzzle climax, golden letters magically write themselves on the real wall — that's the puzzle answer. An unforgettable visual effect.

🎧

Written + audio narration

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.

🧭

360° radar + vibration

A mini-radar shows the target even behind you, and the phone vibrates when you aim in the right direction.

📸

Heritage storytelling

Every puzzle weaves in real historical facts (architecture, era, anecdotes). You learn by playing — like a gamified audioguide.

🤖

Progressive AI hints

3 levels of AI-generated help: vibe → where to look → answer format. You're never stuck.

🤳

AR selfie memento

At the end of the game, capture a selfie with OddballTrip banner + mascot, shareable on Instagram, TikTok.

📱

Zero app to install

PWA technology: open the link, it plays in your browser. Same quality as an app, no App Store hassle.

Frequently asked questions

Q01Do I need an app or a paper guide?

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.

Q02How many stops are in Monaco-Ville — The Grimaldi Conspiracy?

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.

Q03Can we do Monaco-Ville — The Grimaldi Conspiracy as a family with kids?

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.

Q04What's the best time to start?

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.

Avis des aventuriers

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Your turn to play

Delve into the millennia-old secrets of Monaco-Ville, where every stone whispers the tumultuous history of the Grimaldi dynasty and its "Deceptive Splendor."

12€
1 phone
23€
2 phones
33€
3 phones
42€
4 phones
50€
5 phones
56€
6 phones
62€
7 phones
68€
8 phones
74€
9 phones
80€
10 phones

1 purchase = 1 phone. Play several on the same device.

🕒No date to pick · Code valid 1 year · Play whenever you want
Get my code · 12€

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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