ESMA — Uncover the Silent Conspiracy
Unravel the ESMA conspiracy: decode clues from the dictatorship's darkest secret, track the fate of the disappeared, and expose the hidden codes left by survivors in this haunted naval complex.
📱 1 to 10 phones · 1 team per phone · Independent codes
In the shadows of Buenos Aires' Núñez neighborhood, the ESMA naval mechanics school hid a monstrous secret during Argentina's 1976-1983 dictatorship
ESMA — Uncover the Silent Conspiracy
You are an investigative journalist in Buenos Aires, 1984, dedicated to exposing the silent conspiracy of the Dirty War.
Your mission is to piece together fragments of a forgotten truth.
Immerse yourself in the living memory of Buenos Aires, where walls whisper tales of the Argentine dictatorship between 1976 and 1983.
How does it work?
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.
Want to go deeper?
Places tied to your adventure — optional entries, totally up to you · per person
The story that haunts this land
Your quest for truth begins at the Parque de la Memoria - Monumento a las Víctimas del Terrorismo de Estado, located on Avenida Costanera Rafael Obligado, in Buenos Aires. Inaugurated in 2007, this site was designed by architects Estudio Sverdrup and Alioli. The monument bears the names of 8,960 identified victims of Argentine state terrorism (1976-1983), a permanent reminder of the 'vuelos de la muerte'. Here you gather the first clues, dates and names, before heading to the heart of the repression.
About 1.5 km from the starting point, you arrive at the Museo Sitio de Memoria ESMA - Edificio de Oficiales. Established in 1924 as a Naval Mechanics School, this 17-hectare complex, whose main building 'Cuatro Columnas' was inaugurated in 1928, is a UNESCO World Heritage 2023 site (Ref. 1681). Between 1976 and 1983, ESMA was a clandestine center for detention, torture, and assassination for over 5,000 people. Here you discover the mechanisms of horror, before heading to the Archivo Nacional de la Memoria, Avenida Libertador 8151, created in 2003 to preserve documents related to human rights violations, where over a million documents on political repression are kept.
Your path then leads you to the Plaza de Mayo, the political and historical center of Buenos Aires since its foundation in 1580, about 1.5 km southeast of the Parque de la Memoria. In front of the Palacio de Gobierno (Casa Rosada), seat of government since 1862, you understand the role of the Madres de la Plaza de Mayo who protested there from 1977 against forced disappearances. Nearby is the Cabildo de Buenos Aires, a colonial building constructed between 1764 and 1821, which served as the seat of local government and is now a museum since 1938, showcasing the city's political and administrative history.
Continuing your investigation in Buenos Aires, you visit the Iglesia de San Ignacio de Loyola, Calle Bolívar 225, the oldest church in the city, built between 1686 and 1734. This place, through its history, reminds you that other churches, like the Iglesia de la Santa Cruz, were rallying points for the Madres de la Plaza de Mayo and were infiltrated by agents like Alfredo Astiz. The route then takes you to the Palacio de Justicia de la Nación, Avenida Rivadavia 250, about 2 km from the Plaza de Mayo. This neoclassical building, inaugurated in 1910, was the seat of the Juicio a las Juntas in 1985, a historic trial against those responsible for the Junta Militar.
Finally, your journey concludes at the Congreso de la Nación Argentina, Avenida de Mayo 151, about 3 km from the Parque de la Memoria. This Beaux-Arts legislative palace, inaugurated in 1906, was the seat of democratic restoration after 1983 and the trials against the dictatorship's crimes. As an archivist, you have not only traced the itinerary of victims and perpetrators of the Dirty War Argentina 1976-1983, but also understood the resilience of memory and human rights. This thematic circuit of Buenos Aires is a deep exploration of its heritage, an essential interactive visit to understand the history of Buenos Aires and its monuments. You have discovered key sites of the Memory and Human Rights Museum, making this Buenos Aires scavenger hunt an unmissable dark tourism Buenos Aires experience.
The Route
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.
How does it work with a group?
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.
- ✓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.
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
Practical info
Why this route?
Truth and Memory
Immerse yourself in a dark but crucial chapter of Argentinian history, in search of truth.
Historical Investigation
Decipher real clues to reconstruct the 'register of shadows' and thwart oblivion.
Justice and Reparation
Pay tribute to the victims and symbolically participate in the work of justice.
Never forget. Never forgive. Never be silent.
Memory is our most powerful weapon.
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
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Your turn to play
Immerse yourself in the living memory of Buenos Aires, where walls whisper tales of the Argentine dictatorship between 1976 and 1983.
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
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