🕒 No date to pick · Code valid 1 year · Play whenever you want
Get my code
Decipher the coded legacy of a visionary architect who concealed a dangerous secret in Santa Teresa's Belle Époque villas. Solve the mystery before his final message is lost forever.
📱 1 to 10 phones · 1 team per phone · Independent codes
At the turn of the 20th century, Rio de Janeiro's Santa Teresa neighborhood became a haven for artists, intellectuals, and architects fleeing the chaos of the expanding city
You are an independent investigator in 1943 Rio de Janeiro, tasked with uncovering a historical conspiracy.
Your investigation begins at Largo do Curvelo, following an enigmatic letter found among the archives of
Delve into the heart of Rio de Janeiro, in the Santa Teresa district, and uncover the secrets of an architectural conspiracy that spanned centuries.
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
Your quest begins at the Convento de Santa Teresa, founded in 1750 by Carmelite nuns. This first female convent in Rio de Janeiro, built on a hill with 18th-century Portuguese colonial architecture, still houses a community of nuns today. Brazilian ecclesiastical archives mention its central role in the religious history of the district. It is here that the first clues emerge, suggesting that the foundresses may have hidden messages in the original plans, long before the famous Santa Teresa Bondinho arrived in 1872. Every pillar and stone of this edifice could hold a part of the architect's secret.
Continue your investigation along Rua Almirante Alexandrino, a historic paved street approximately 1 km long dating from the 19th century, connecting Largo do Curvelo to the heart of Santa Teresa. Lined with Belle Époque houses and artists' studios, this winding thoroughfare was named after Admiral Alexandrino de Alencar (1850-1911), a Brazilian naval figure. The Bondinho tram has been running here since 1872, integrating this route into the district's identity. By following its path, you will discover how Rio de Janeiro's urban network was intentionally shaped, and perhaps even that the patterns of the cobblestones or the location of certain Belle Époque buildings are keys to deciphering the mystery surrounding the historical heritage of this part of the Southeast.
Parque das Ruínas offers a break in your investigation, but not in your immersion. Opened in 1997 on the ruins of Laurinda Santos Lobo's mansion (1875-1943), this 3,500 m² site offers panoramic views of Guanabara Bay and Sugarloaf Mountain. The main structure, dating from 1895, was the scene of a memorable party in 1916 with the presence of the imperial family. Laurinda, an art patron, organized cultural exhibitions there. It is in these ruins that you search for traces of her influence, symbols she might have left, because she herself was at the center of this complex network, seeking to reveal a hidden truth in the history of Rio de Janeiro.
Your path then leads you to Largo dos Guimarães, the central square of Santa Teresa, the bohemian heart of the district since the 18th century. It is a main stop for the Santa Teresa Bondinho, this tram inaugurated in 1872, the oldest in Brazil. Surrounded by bars and artistic studios, this place of cultural gatherings, founded in the 18th century as Largo do Curral, houses a historic 19th-century fountain. Here, the effervescence of the Rio de Janeiro district may mask the most important clues. The artisans, the musicians, the Bondinho passengers… all are elements of a larger picture, a canvas where the architect's secret could be revealed through the interactions and whispers of this place of life and history.
As you complete your journey at Igreja Nossa Senhora das Neves, a church built in 1778 and restored in 1940, you understand the extent of the conspiracy. This church, the original patron saint of Santa Teresa, houses 18th-century religious images and is linked to the Convento de Santa Teresa. Annual processions have taken place here since 1778. It is at the heart of this historical heritage of Rio de Janeiro that the puzzle pieces come together. The hidden plan reveals an intention far beyond simple architecture, a story that the cobblestone streets, Belle Époque mansions, and the Santa Teresa Bondinho have kept secret for centuries. You take with you not only the solution to the enigma, but also a new vision of the Southeast and its monuments.
5-10 curated sites across the territory
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 · 14,90€No calendar booking. Code sent immediately by email.
🔒 Secure payment · Code in 5 min · Free cancellation
Immerse yourself in Santa Teresa's bohemian atmosphere and discover Rio's creative soul.
Unravel the secrets of the colonial villas and historic buildings that line the route.
Explore the history and engineering of Rio de Janeiro's iconic tramway, a masterpiece in its own right.
A forgotten plan, the soul of a neighborhood.
Unveil Santa Teresa's architectural testament.
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.
Soyez le premier à partager votre expérience.
Did you play le mystere de l architecte de santa teresa? Check the email you received after your game to leave a verified review.
Delve into the heart of Rio de Janeiro, in the Santa Teresa district, and uncover the secrets of an architectural conspiracy that spanned centuries.
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 a 300-year-old cartographer's coded map hidden in Paraty's colonial streets to expose the truth behind the vanished gold shipment and the Portuguese conspiracy that silenced an entire crew.

Uncover the hidden plot that turned Rio into an imperial capital and decide the fate of the Portuguese Crown.
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.
Prix indicatif : 20 R$. Fondé en 1954 par Raymundo Ottoni de Castro Maya, ce musée abrite 850 œuvres d'art dans une mansion de 1927, avec un jardin suspendu.
Prix indicatif : 20 R$. Prenez le tramway historique depuis l'Estação do Bondinho de Santa Teresa, opérationnel depuis 1872, pour une vue unique sur le quartier.
Prix indicatif : 60-100 R$. Goûtez à la cuisine brésilienne dans l'un des restaurants traditionnels du Largo dos Guimarães, cœur bohème du quartier.
Gratuit. Flânez le long de cette rue emblématique, bordée de 17 arches construites en 1896, et admirez le street art et les maisons colorées Belle Époque.
💡 Réservation optionnelle — vous pouvez aussi acheter sur place. Tous les liens ouvrent dans une nouvelle fenêtre, votre visite OddballTrip reste préservée.