Mission San Antonio — Decode the Franciscan Conspiracy
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Historic Center of San Antonio, United StatesMission San Antonio — Decode the Franciscan Conspiracy
📍 Historic Center of San Antonio, United States·🕐 5h – 8h·📍 ~40-60 km en voiture
🚗Roadtrip · Car needed
Also available as:HistoricalMysteryRomanceSupernatural

Mission San Antonio — Decode the Franciscan Conspiracy

Decipher the hidden codes embedded in four colonial missions to expose the Franciscans' secret strategy for controlling the frontier and converting indigenous populations.

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

Difficulty
·From age 12 years
Starting point :The Alamo (Mission San Antonio de Valero), 300 Alamo Plaza, San Antonio, TX 78205

In the early 18th century, Spanish Franciscan friars arrived in San Antonio with a dual mandate: evangelize the native Coahuiltecans and fortify Spain's grip on the northern frontier of New Spain agai

2–4
days at your pace
🚗
car · 5-30 km between sites

Mission San Antonio — Decode the Franciscan Conspiracy

🎭Your Mission

You are Fray Isidro Félix de Espinosa, chronicler of the missions, in San Antonio, 1718, tasked with documenting the truth behind its founding.

Your mission: decipher

Delve into the layered past of San Antonio, where the stones of Franciscan missions whisper the ambitions of a colonial utopia in the heart of Texas.

The story that haunts this land

Your quest begins at The Alamo (Mission San Antonio de Valero), located at 300 Alamo Plaza, San Antonio, TX 78205. Founded in 1718 by Franciscan missionaries, this mission was the starting point of the San Antonio mission system. Although later famous for the Battle of the Alamo in 1836 during the Texas Revolution, its original dimensions of 32 meters wide and 40 meters long for the main chapel attest to a religious and colonial ambition. Here, the first clues reveal the motivations of Fray Antonio de Olivares, its founder, and the challenges of evangelization in New Spain. The Alamo, inscribed as a UNESCO World Heritage Site in 1978, marks the beginning of your exploration of the Spanish Colonial Missions.

Continue to the San Fernando Cathedral, built between 1738 and 1750 by Spanish settlers. In the heart of historic San Antonio, this cathedral is the oldest in Texas and remains in operation. It was also inscribed as a UNESCO World Heritage Site in 1978, as an integral part of the mission system. Its crypt holds presumed remains of Alamo fighters, highlighting the unbreakable link between faith and conflict in San Antonio's history. The nearby Spanish Governor's Palace, built around 1749 and the oldest civil building in Texas, reveals the intertwining of spiritual and temporal power in this Texas frontier province.

The route then leads you along the San Antonio River Walk (Paseo del Río), a promenade developed from 1938. Approximately 4 km long, it connects the main historical monuments of San Antonio, offering a unique perspective on the city's urban development. The restaurants and shops that line the River Walk today contrast with the wild landscapes that Franciscan missionaries encountered. Following the river, you reach Mission Concepción, founded in 1731. Its chapel, built between 1755 and 1755, still preserves colonial-era frescoes on its interior walls, a rare testament to the religious art of the period, and is part of the UNESCO World Heritage Site 1978.

Further south, at 6519 San Jose Drive, stands Mission San José, the second mission established in 1720, about 8 km from downtown San Antonio. Also inscribed as a UNESCO World Heritage Site in 1978, its missionary activities officially ended in 1824. After serving as barracks and a refuge, it was restored in the 1930s. Nearby, Mission San Juan Capistrano, founded in 1731, with its chapel built between 1756 and 1762, continues to illustrate the perseverance of the builders. These edifices are emblems of Texas's heritage, Texas Historical Landmarks that dot the Mission Trail.

Finally, your exploration concludes near the Espada Aqueduct, built between 1731 and 1745. It is the only intact Spanish colonial aqueduct in North America, measuring approximately 240 meters with its stone arches. Still functioning for local agricultural irrigation, this aqueduct is a striking example of the ingenuity of the Franciscan Missions in supporting the communities of San Antonio. Inscribed as a UNESCO World Heritage Site in 1978, it embodies the utopian vision of the missionaries to create a sustainable civilization. Completing this thematic circuit, you will not only have discovered the history of San Antonio but also understood the lasting legacy of these monuments and their role in world heritage.

1718
Founding of Mission San Antonio de Valero (the Alamo) by the Franciscans.
1731
Three East Texas missions are relocated to San Antonio, forming the core of the famous southern missions.
1793
Beginning of the secularization process for San Antonio missions, transferring lands to residents.

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

San Antonio Missions National Historical Park Visitor Centeroptional
Free access. Discover interactive exhibits on daily life and the impact of Franciscan missions in colonial Texas.
Optionnel
/pers.
Buckhorn Saloon & Museumoptional
Indicative price: $20. Admire collections of hunting trophies and American Old West artifacts, just a short walk from the Alamo.
Optionnel
/pers.
Tex-Mex Tasting at Mi Tierra Café y Panaderíaoptional
Indicative price: $25-40. Sample local specialties in this historic restaurant, a San Antonio market institution since 1941.
Optionnel
/pers.
Narrated Cruise on the San Antonio River Walkoptional
Indicative price: $15. Cruise the San Antonio River for a different perspective on the historic monuments and Spanish Colonial architecture.
Optionnel
/pers.
Budget if you do them all / pers.~0

The Route

5-10 curated sites across the territory

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 · 14,90€

No calendar booking. Code sent immediately by email.

🔒 Secure payment · Code in 5 min · Free cancellation

Practical info

Starting point
The Alamo (Mission San Antonio de Valero), 300 Alamo Plaza, San Antonio, TX 78205
Directions on Google Maps
🕐
Duration
2h30 – 3h
At your own pace
👥
Players
Unlimited
From age 12
📍
Distance
~7 km
Along the river
Accessibility
Partial
Uneven paths, long distance
🌐
Languages
17 languages
Built-in translation

Why this route?

📜

Uncover a Lost Register

Track down clues left by missionaries to find the secret blueprints of an ideal community.

🗺️

Walk the Mission Trail

Explore the five historic San Antonio missions and their surroundings, witnesses of a bygone era.

🌿

Understand Colonial Ingenuity

Grasp the irrigation systems and construction methods that allowed these missions to prosper.

San Antonio's past calls to you...

Are you ready to decipher the dreams of its builders?

★ 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

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Your turn to play

Delve into the layered past of San Antonio, where the stones of Franciscan missions whisper the ambitions of a colonial utopia in the heart of Texas.

14,90€
1 phone
28,60€
2 phones
41€
3 phones
52,20€
4 phones
62,10€
5 phones
69,50€
6 phones
77€
7 phones
84,40€
8 phones
91,90€
9 phones
99,30€
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 · 14,90€

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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