Sinop — The Damned Prisoners
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Sinop Peninsula and former prisonSinop — The Damned Prisoners
📍 Sinop Peninsula and former prison·🕐 2h – 2h30·📍 ~2.8 km
Also available as:HistoricalMysterySupernaturalSpy thriller

Sinop — The Damned Prisoners

Uncover the cursed secrets of Sinop's dreaded prison. Decode the damned inmates' final messages hidden across the fortress walls and decode their escape plot before the ghosts claim you.

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

Difficulty
·From age 12 years
Starting point :Sinop Prison Museum

In the shadow of Sinop Castle's impregnable walls, the Ottoman Empire's most notorious prison held the damned—political prisoners, rebels, and condemned souls who whispered of a hidden treasure and a

8
stages
~2.8 km
route
2h – 2h30
at your pace
🚶
walking

Sinop — The Damned Prisoners

🎭Your Mission

You are an imperial archivist, commissioned in 1853 by Sultan Abdülmecid I to investigate the mysteries and vestiges of the Sinop Tarihi Cezaevi, this historic prison in

Delve into the Ottoman dungeons and Byzantine fortresses of Sinop, where thousands of souls left their mark on the Black Sea's oldest port.

The story that haunts this land

Your investigation begins in the heart of the Sinop Tarihi Cezaevi, this former high-security prison where the walls tell centuries of history. Initially built as a fortress by the Byzantines in the 12th century, it was transformed into a prison in 1853 under the Ottoman Empire. It is here that your mission takes on its full meaning, among the remains of Byzantine towers and the 400 cells that once housed political prisoners, Ottoman intellectuals, and republican opponents after 1923. The 8-meter high perimeter walls and the capacity for over 5,000 inmates attest to its central role in the history of Sinop and the Black Sea in Turkey.

As you continue your exploration of the Sinop Tarihi Cezaevi, you discover the traces of those incarcerated there until 1997. The atmosphere of the site, restored as a museum in 2003 and classified as Turkish cultural heritage, immerses you in the past. Every corner of this historic Sinop prison resonates with the stories of broken destinies. Here you search for clues to a conspiracy, hidden by an influential inmate. This crucial step allows you to understand the political and social stakes that have marked the Sinop region, a strategic point on the Black Sea Turkey for millennia.

Your journey then leads you to the imposing Sinop Kalesi, the fortifications surrounding the city. Built by the Pontic Greeks in the 1st century BC, then reinforced by the Byzantines and Ottomans, these ramparts stretch for about 2 km. The main gate, 'Kybele Kapısı', dating from the 1st century BC and named after the mother goddess, is a key point of your investigation. You examine the towers reaching 15 meters high, imagining the sieges they endured, notably that of Mithridates VI in 72 BC. These fortifications incorporate Roman and Genoese elements from the 14th century, illustrating the rich history of Sinop.

Not far, the Hamsilos Feneri, a lighthouse built in 1864, offers a unique perspective on the Hamsilos peninsula, the northernmost point of the Black Sea in Turkey. Located in the Hamsilos Nature Reserve, Turkey's first established in 1991, this 13-meter high lighthouse, automated in 1998, helps you locate a coded message. You contemplate the natural beauty of the region, contrasting with the austerity of the prison. This site, accessible on foot from Sinop city center, is an essential landmark for deciphering the final puzzles.

Your journey concludes with the revelation of the last secret, weaving together the threads of Sinop's history. You have traversed centuries of conflicts and cultures, from the Byzantine fortress to the Ottoman prison, passing through Greek ramparts and 19th-century lighthouses. As an archivist, you have reconstructed the puzzle of a complex past, where every historic site of Sinop — from the Sinop Tarihi Cezaevi to the Sinop Kalesi — has yielded its secrets. This circuit is an immersion in Turkish cultural heritage, a discovery of the Black Sea Turkey and the soul of an ancient city, marked by the destinies of the "Damned Prisoners".

1887
Construction of the prison by order of Abdülhamid II
1938
Incarceration of Nazım Hikmet, emblematic figure
1999
Final closure and transformation into museum
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.

📵
Playable offline

The game downloads to your phone on start. Once the "✓ Downloaded" indicator appears, everything works without data — narration, AR, GPS and puzzles. Perfect abroad without a data plan.

🎟️

Want to go deeper?

Places tied to your adventure — optional entries, totally up to you · per person

Sinop Archaeological Museum (Sinop Arkeoloji Müzesi)optional
Approx. price: 20 TL. Explore over 10,000 artifacts from antiquity, from Hellenistic stelae of the 3rd century BC to Admiral Osman Paşa's tombstone (1853), just 500m from the prison.
Optionnel
/pers.
Piri Reis Naval Museum (Somut Piri Reis Müzesi)optional
Approx. price: 15 TL. Discover the collection on Piri Reis, the famous 15th-century Ottoman cartographer, and his replicas of 1513 marine maps in a 19th-century Ottoman house.
Optionnel
/pers.
Sinop Mantısı Tastingoptional
Approx. price: 50-80 TL. Taste the local specialty of Turkish dumplings, often served with yogurt and garlic, in one of Sinop's traditional downtown restaurants.
Optionnel
/pers.
Visit Alaettin Camiioptional
Free access. Admire the Seljuk architecture of this mosque built in 1269 by Sultan Alaeddin Keykubad II, on the foundations of a 6th-century Byzantine church, with its 20-meter cylindrical minaret.
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€

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Practical info

Starting point
Sinop Prison Museum
Directions on Google Maps
🕐
Duration
2h – 2h30
At your own pace
👥
Players
Unlimited
From age 12
📍
Distance
~2.8 km
Sinop Peninsula
Accessibility
Partial
Stairs in tower and ramparts
🌐
Languages
17 languages
Built-in translation

Why this route?

🔒

Historic prison

Explore one of the most famous and feared Ottoman prisons

📜

Literary figures

Following the footsteps of Nazım Hikmet and great imprisoned intellectuals

🌊

Maritime escape

Reconstruct a daring escape plan through the waters of the Black Sea

Freedom is not given, it is taken

Motto carved in a Sinop cell

★ 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 an app or a paper guide?

Neither. Everything plays in your browser (Safari, Chrome) after you tap your activation link. No PDF to print, no download. The trail lives in your phone, that's it.

Q02How many stops are in Sinop — The Damned Prisoners?

Eight stops total. At each stop you find a camera clue, solve the puzzle, collect a fragment of the final code. With all eight, you've got the answer.

Q03Is Sinop — The Damned Prisoners suitable for a challenge-seeking teen?

Absolutely. The puzzles aren't obvious — a curious teen will sweat just enough to be proud of cracking them. Progressive hints prevent frustration: if stuck, unlock hint level 1, then 2, then 3.

Q04Do we need 4G data to play?

Intermittent 4G is plenty. Maps are cached at startup. Narration and clues load per stop, so a so-so signal between stops is fine. GPS itself uses no data.

Avis des aventuriers

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Your turn to play

Delve into the Ottoman dungeons and Byzantine fortresses of Sinop, where thousands of souls left their mark on the Black Sea's oldest port.

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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