Diamantina — The Diamond Conspiracy
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Historic center of Diamantina, BrazilDiamantina — The Diamond Conspiracy
📍 Historic center of Diamantina, Brazil·🕐 2h – 2h30·📍 ~2.5 km
Also available as:HistoricalMysteryRomanceSupernatural

Diamantina — The Diamond Conspiracy

Uncover the secret registry of a daring conspiracy that defied the Portuguese Crown's iron grip on Diamantina's diamond mines. Decode clues hidden in colonial landmarks to expose the smugglers' network before it's lost forever.

📱 1 to 10 phones · 1 team per phone · Independent codes

Difficulty
·From age 12 years
Starting point :Old Market

In the early 1700s, the remote Arraial do Tijuco—now Diamantina—exploded onto the world stage with the discovery of vast alluvial diamond deposits along the Jequitinhonha River and mountain streams

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

Diamantina — The Diamond Conspiracy

🎭Your Mission

You are Chica da Silva, an influential Afro-Brazilian woman navigating 18th-century Diamantina, Minas Gerais.

Your social ascent defied the conventions of your time, and now your mission

Immerse yourself in Diamantina, a UNESCO World Heritage city, to unravel the secrets of the 18th-century diamond trade that shaped colonial Brazil.

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.

🎟️

Want to go deeper?

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

Diamond Museum (Museu do Diamante)optional
Admission ~R$10. Explore artifacts and documents that tell the story of the Portuguese royal monopoly on Diamantina's diamonds, a primary source for understanding the control mechanisms exerted by the Portuguese Crown in the 18th century.
Optionnel
/pers.
Juscelino Kubitschek's House (Casa de Juscelino Kubitschek)optional
Admission ~R$5. Visit the childhood home of Juscelino Kubitschek, former president of Brazil and architect of Brasília, a testament to Diamantina's architectural and social heritage.
Optionnel
/pers.
Tasting of local quitutes at Mercado Velhooptional
Various prices. Savor the typical 'quitutes' (culinary specialties) of Minas Gerais, such as pão de queijo or doces caseiros, directly at the historic Mercado Velho, where merchants gathered in the 18th century.
Optionnel
/pers.
Attend the Vesperata (specific dates)optional
Free. If your visit coincides with the dates, don't miss the Vesperata on Rua da Quitanda, a traditional 19th-century musical spectacle where musicians play from the windows of baroque houses, recognized as Minas Gerais Cultural Heritage.
Optionnel
/pers.
Budget if you do them all / pers.~0

The story that haunts this land

Your quest begins at Mercado Velho, Diamantina's Old Market, the official starting point of your outdoor escape game. Built in the 18th century, this place was the main commercial hub at the peak of diamond extraction. Its typical Minas Gerais baroque architecture, with local stone facades and colonial tile roofs, testifies to the wealth generated by the diamond trade. This is where trade routes converged, connecting Arraial do Tijuco, Diamantina's old name, to other mining centers in Sudeste. Analyze the symbols engraved on the walls to decipher the first clues of the conspiracy.

Continue to Igreja Nossa Senhora do Carmo, a baroque church also erected in the 18th century. Its religious architecture is representative of the diamond cycle, with a local stone facade and characteristic Minas Gerais baroque ornamentation. The architectural details and interior decoration of this edifice reflect the considerable wealth generated by the diamond trade. Integrated into the urban fabric of the UNESCO 1999 Historic Center of Diamantina, this church is a major landmark for navigating your route and understanding the ecclesiastical influence on the Portuguese Diamond District.

As you head towards the Catedral Metropolitana de Diamantina, a major edifice in the historic center, you will discover a symbol of power. Built progressively from the 18th century, it represents the ecclesiastical and civil authority of the Portuguese Crown over the region. Its baroque architecture, imbued with Portuguese influences, visually dominates the urban landscape, serving as a landmark for orientation in the city center. It is a strategic location for the conspirators' hidden messages, seeking to challenge the royal authority that controlled the riches of colonial Brazil.

Rua da Quitanda, a cobbled street typical of the colonial era, immerses you in the atmosphere of the 18th and 19th centuries. This street is famous for being the venue for the Vesperata, a traditional musical event recognized as Minas Gerais Cultural Heritage. Musicians position themselves at the windows of baroque buildings to play for the gathered public, directed by maestros. Your investigation will then lead you to Casa de Chica da Silva, a historic residence linked to this emblematic figure. The period architecture of the house reflects the status and wealth accumulated during the diamond cycle, bearing witness to stories of social mobility and economic power in Diamantina. It is here that you might find a crucial clue about the smuggling network.

Your journey concludes at Praça do Coreto, Diamantina's central public space, a gathering point since colonial times. The 19th-century music kiosk (coreto), a typical structure of Brazilian colonial squares, was a strategic place for information exchange. The preserved urban environment, with its adjacent baroque buildings, offers a final opportunity to understand the extent of the diamond conspiracy. Nearby, Beco do Barão, an 18th-century cobbled alley, and the Museu do Diamante document the history of extraction and the Portuguese royal monopoly. Your immersion in the historical tourism of Minas Gerais, through this outdoor escape game Brazil, will have revealed the hidden facets of this fascinating period.

1729
Official discovery of diamonds in Arraial do Tijuco, triggering the rush.
1734
Creation of the Diamond District by the Portuguese Crown to control extraction and trade.
1771
The Crown takes direct control of diamond mining, ending private contracts.

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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🔒 Secure payment · Code in 5 min · Free cancellation

Practical info

Starting point
Old Market
Directions on Google Maps
🕐
Duration
2h – 2h30
At your own pace
👥
Players
Unlimited
From age 12
📍
Distance
~2.5 km
Historic center
Accessibility
Partial
Cobblestone streets and slopes
🌐
Languages
17 languages
Built-in translation

Why this route?

💎

Diamond Hunt

Dive into the history of the diamond rush and its illicit trade.

📜

Colonial Secrets

Unravel a historical plot against a backdrop of power and smuggling.

🏛️

Baroque Architecture

Explore the alleys and monuments of a UNESCO-listed colonial city.

The past holds buried truths...

Will you be clever enough to unearth them?

★ 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 to download an app?

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.

Q02Does it work offline?

GPS yes (handled by your phone). Maps yes (tiles cached). AI and hints need an intermittent 4G connection.

Q03How long does a game take?

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.

Q04What happens if I'm stuck?

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).

Q05What's the age range?

From 12 without an adult, from 6 with an adult reading puzzles. Works for families, couples, friend groups, companies.

Q06What if my city isn't in the catalogue?

Pre-register or contact us — we'll email you as soon as your city is live.

Q07What is augmented reality exactly?

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.

Avis des aventuriers

Soyez le premier à partager votre expérience.

Did you play a conspiracao dos diamantes de diamantina? Check the email you received after your game to leave a verified review.

Your turn to play

Immerse yourself in Diamantina, a UNESCO World Heritage city, to unravel the secrets of the 18th-century diamond trade that shaped colonial Brazil.

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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