The Carantanian Codex — Decipher the Lost Duchy
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Maria Saal, CarinthiaThe Carantanian Codex — Decipher the Lost Duchy
📍 Maria Saal, Carinthia·🕐 5h – 8h·📍 ~40-60 km en voiture
🚗Roadtrip · Car needed
Also available as:HistoricalFantasySupernaturalFairy tale

The Carantanian Codex — Decipher the Lost Duchy

Uncover the secrets of Carantania's founding ritual. The Duke's Stone holds a cipher—decode it before the mystery dies with the last guardian.

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

Difficulty
·From age 12 years
Starting point :Western Forecourt of Maria Saal Cathedral

In the heart of Zollfeld valley lies Maria Saal, where two worlds collide: the Roman capital Virunum and the birthplace of Carantania, the first Slavic duchy

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

The Carantanian Codex — Decipher the Lost Duchy

🎭Your Mission

You are a Carolingian chronicler on a secret mission in 9th-century Carinthia.

You arrive in Maria Saal, historical heart of the Carantanian duchy, to decipher

Follow the traces of Europe's oldest Slavic duchy, where Carantanian princes swore oaths on the sacred stone since the 7th century.

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

Carinthian Open-Air Museumoptional
€8. Austria's oldest open-air museum featuring 36 heritage objects from six centuries, rural farms and reconstructed herb gardens.
Optionnel
/pers.
Guided tour Dom Maria Saaloptional
€5. Discovery of Gothic frescoes and Romanesque crypt with historian guide specialized in Carinthian religious art.
Optionnel
/pers.
Traditional Reindling tastingoptional
€12. Sweet Carinthian specialty with raisins and cinnamon at historic Gasthof Sandwirt inn, local institution since 1648.
Optionnel
/pers.
Magdalensberg hikingoptional
Free. Roman archaeological site 6 km away, Virunum capital ruins of Noricum province with Alpine panorama.
Optionnel
/pers.
Budget if you do them all / pers.~0

The story that haunts this land

Maria Saal welcomes you in its Gothic Dom, this fortress-cathedral rebuilt in the 15th century to resist Turkish incursions. After the devastating fire of 1669, it acquired its current appearance, dominated by the north tower where the Maria Saalerin, Carinthia's biggest church bell, has resonated since 1688. You search the walls for clues carved in stone, witnesses to twelve centuries of intermingled Slavic and Germanic faith.

The Fürstenstein reveals its millennial secrets: this stone seat was the theater of Carantanian coronations since the early Middle Ages. Here, until the 15th century, dukes took public oaths according to Carantanian political traditions, inherited from Europe's oldest Slovenian state. Each inscription you decipher on this sacred stone brings you closer to the dynastic treasure.

The Friedhof Maria Saal, historic cemetery adjacent to the fortified cathedral, preserves in its graves the memory of Carinthia's oldest market town. Among the 15th-century steles, you reconstruct the genealogies of families who served the Carantanian dukes, each epitaph revealing a fragment of the political puzzle of this region between Slavic and Germanic worlds.

The Pfarrhof, presbytery rebuilt with the cathedral in the 15th century, houses the secret archives of clerical administration. In this fortified building, you discover documents that attest to Maria Saal's central role in Carinthian history. Each parchment digitized in augmented reality reveals the names of witnesses to ducal oaths.

The Zollfeld, plain surrounding Maria Saal, was the theater of Carantanian assemblies and ducal enthronements near the Fürstenstein. This historic expanse, walkable from the town center, offers you an overview of the medieval Carinthian political center. You leave with the certainty of having pierced the mysteries of the oldest Slovenian state formation, where Central Europe forged its first Slavic democratic institutions.

15 AD
Foundation of Virunum, Roman capital of Noricum, near Maria Saal.
~590 AD
Migration of Slavic tribes into the Eastern Alps, beginning of Carantania's formation.
745 AD
Carantania requests Bavarian protection, initiating its Christianization and integration.

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
Western Forecourt of Maria Saal Cathedral
Directions on Google Maps
🕐
Duration
2h – 2h30
At your own pace
👥
Players
Unlimited
From age 12
📍
Distance
~1.5 km
Maria Saal
Accessibility
Partial
Uneven paths and light stairs
🌐
Languages
17 languages
Built-in translation

Why this route?

📜

Forgotten Manuscript

Find fragments of an ancient codex that reveals a secret ritual calendar.

🗿

Speaking Stones

Decipher Roman and Carantanian inscriptions carved in stone.

Sacred Heritage

Explore the historical layers of a thousand-year-old church, witness to three eras.

Where the past never dies, it transforms.

A journey into the heart of Carantanian identity.

★ 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

Follow the traces of Europe's oldest Slavic duchy, where Carantanian princes swore oaths on the sacred stone since the 7th century.

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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