Guimarães — Uncover the Oath
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Historic Center of GuimarãesGuimarães — Uncover the Oath
📍 Historic Center of Guimarães·🕐 2h – 2h30·📍 ~2.5 km
Also available as:HistoricalMysteryFairy taleRomance

Guimarães — Uncover the Oath

Uncover the secret oath sworn within Guimarães Castle that forged Portugal's destiny. Decode clues across medieval landmarks to expose the hidden pact of Afonso Henriques before a dark curse silences it forever.

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

Difficulty
·From age 12 years
Starting point :Largo da Oliveira, Guimarães

In the shadowed towers of Guimarães Castle, 12th-century whispers echo a forbidden oath

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

Guimarães — Uncover the Oath

🎭Your Mission

You are a court chronicler of King John I, dispatched in 1385 to Guimarães, the birthplace of the Portuguese nation, on a clandestine assignment.

Your mission: uncover

Walk on the cobblestones where Afonso Henriques swore his oath in 1128 and founded independent Portugal, in the medieval city inscribed on the UNESCO World Heritage list.

The story that haunts this land

Your investigation begins at Largo da Oliveira, historic square inscribed on the UNESCO World Heritage list in 2001, named after the adjacent church that has dominated this nerve center since the Middle Ages. The Igreja de Nossa Senhora da Oliveira, founded around 1100 by Afonso Henriques himself, stands before you with its Gothic facade rebuilt in the 14th century. Its sculpted portal from 1420 guards the secrets of a legendary miracle that occurred during the Reconquista in 1128, when the future king of Portugal sought divine protection before his decisive victory.

At the center of the square, the Padrão do Salado rises 5 meters of Gothic stone since 1372. John I of Portugal had this monument erected to commemorate the battle of Aljubarrota in 1385, decorated with biblical and royal scenes that tell of dynastic legitimacy. Initially built in Ourém, this witness to Portuguese independence was moved to Guimarães in 1848, as if to remind us that everything begins here, in this city where the nation was born.

Rua de Santa Maria guides you along 300 meters of medieval cobblestones dating from the 12th century, one of the oldest arteries in Guimarães. Its traditional Portuguese houses line the path to the Paço dos Duques de Bragança, ducal palace built between 1401 and 1420 by Afonso de Bragança, illegitimate son of John I. This Gothic-Manueline architecture spanning 3000 m² served as residence to the Braganza dynasty until the 17th century, before becoming a national museum in 1933.

Castelo de Guimarães crowns your route, founded around 968 by Countess Mumadona Dias then rebuilt in the 12th century by Afonso Henriques. Its 15-meter high walls protect the Igreja de São Miguel do Castelo, 13th-century Romanesque chapel where the first king was baptized in 1109. This unique 10-meter long nave still echoes with the oath that founded independent Portugal in 1128, when Afonso Henriques swore to liberate his territory from Leonese rule.

Your mission ends at Porta da Vila, 14th-century fortified gate 8 meters high, adorned with royal coats of arms that proclaim "Aqui Nasceu Portugal" — Here Portugal was born. You leave with intimate understanding of this motto carved in every stone of Guimarães, city where an oath from 1128 changed the course of Iberian history. More than a tourist route, you have lived the founding epic of a nation, one that unfolded in these cobbled streets nearly nine centuries ago.

1128
Battle of São Mamede: Afonso Henriques defeats his mother's forces, marking a major step towards the independence of the County of Portucale.
1139
After the victory of Ourique, Afonso Henriques is acclaimed King of Portugal by his troops, beginning the first Portuguese dynasty.
1143
Treaty of Zamora: King Alfonso VII of León and Castile recognizes the independence of the Kingdom of Portugal.
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

Alberto Sampaio Museumoptional
€3. Medieval sacred art collection in the former Nossa Senhora da Oliveira convent, featuring unique pieces from the royal treasury.
Optionnel
/pers.
Vila Flor Cultural Centreoptional
€8. 18th-century palace transformed into contemporary art center, with theater programming and temporary exhibitions.
Optionnel
/pers.
Vinho Verde Tastingoptional
€15. Discovery of sparkling white wines from Minho in a historic cellar, accompanied by local cheeses and broa de milho.
Optionnel
/pers.
Penha Cable Caroptional
€6. Ascent to Nossa Senhora da Penha sanctuary at 617 meters altitude, exceptional panorama over Guimarães and the Minho valley.
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€

No calendar booking. Code sent immediately by email.

🔒 Secure payment · Code in 5 min · Free cancellation

Practical info

Starting point
Largo da Oliveira, Guimarães
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 slight inclines
🌐
Languages
17 languages
Built-in translation

Why this route?

🛡️

The Royal Heritage

Follow in the footsteps of Afonso Henriques, the first king of Portugal, and unravel the threads of his destiny to reconstruct history.

⚔️

Founding Battle

Explore the emblematic places where the country's independence was decided during the decisive Battle of São Mamede in 1128.

📜

The Forgotten Oath

Reconstruct the fragments of an ancient charter that sealed the birth of a nation and its royal destiny.

The past is never really dead, it's not even past.

William Faulkner

★ 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

Walk on the cobblestones where Afonso Henriques swore his oath in 1128 and founded independent Portugal, in the medieval city inscribed on the UNESCO World Heritage list.

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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