Thermopylae — Leonidas' Lost Cipher
From14,90€

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Thermopylae, Central GreeceThermopylae — Leonidas' Lost Cipher
📍 Thermopylae, Central Greece·🕐 5h – 8h·📍 ~40-60 km en voiture
🚗Roadtrip · Car needed
Also available as:HistoricalFantasySupernatural

Thermopylae — Leonidas' Lost Cipher

Uncover the secret cipher hidden by Leonidas' Three Hundred before their last stand. Decode clues at ancient monuments to reveal a betrayed traitor's identity and prevent a curse on Sparta's legacy.

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

Difficulty
·From age 12 years
Starting point :Leonidas Monument

In 480 BC, King Leonidas and his 300 Spartans held the narrow pass at Thermopylae against Xerxes' vast Persian horde

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

Thermopylae — Leonidas' Lost Cipher

🎭Your Mission

You are Simonides of Ceos, a lyric poet commissioned by the Greek city-states to immortalize the sacrifice of Thermopylae in 480 BC.

Your quest begins at the

Relive ancient Greece in Thermopylae, where 300 Spartans defied the Persian Empire, challenging history and the gods.

« Come and get them »
Leonidas I, King of Sparta, Inscription engraved on the Monument of Leonidas, Thermopylae; attested in Plutarch, Life of Leonidas, ~100 AD.

The story that haunts this land

Your journey in Thermopylae begins at the Monument of Leonidas, a monumental statue of Spartan King Leonidas I. It is here, at the historic site of Thermopylae in central Greece, that you decipher the first enigma. The engraved inscription 'Μολὼν λαβέ' ('Come and get them'), a defiant motto spoken by Leonidas against the Persians according to Plutarch around 100 AD, plunges you directly into the spirit of the Battle of Thermopylae in 480 BC, where approximately 300 Spartans and Greek allies resisted Xerxes' Persian army for 3 days.

Continue towards the Thermopylae Hot Springs (Ιαματικές Πηγές Θερμοπυλών), a set of natural hot springs exploited since antiquity. The Greek name 'Thermopylae' means 'hot gates,' a designation attested by Herodotus around 450 BC. Local tradition reports that Spartan warriors used these waters, around 38-40°C, to heal after battles. This ancient resting place offers you a break before ascending the Thermopylae Mountain Pass, the strategic passage, 15 meters wide and 280 meters high, framed by Mount Kallidromos and the Aegean Sea, which negated Persian numerical superiority.

Approaching the Phocian Wall (Φωκικό Τείχος), an ancient fortification built by the Phocians probably in the 6th-5th century BC, you understand the ingenuity of Greek defenses. This dry stone wall, 3-4 meters high and 2-3 meters wide, was reinforced by the Greeks in 480 BC as a first line of defense. Nearby, on Kolonos Hill (Λόφος Κολωνού), a small strategic mound overlooking the pass, you discover the site of the last resistance. It is here that approximately 1000 Spartans and Thespians fought to their death, as evidenced by arrowheads and bones dating from the classical period.

Your path then leads to the Anopaia Path (Μονοπάτι Ανοπαίας), a 4-5 km mountain trail with 600 meters of elevation gain, circumventing the pass from the heights. This was the decisive role of this passage, used by Xerxes' troops under the guidance of local guide Ephialtes, which allowed the encirclement of the Greek defenders in 480 BC and their final defeat. You conclude your exploration at the Athenian Tumulus (Τάφοι των Ηρώων), a burial mound dedicated to the Athenian soldiers. Excavations in the 19th-20th centuries revealed warrior remains and funerary artifacts, honored by a stele with an epitaph in ancient Greek.

By exploring Thermopylae, you are not merely a visitor, but a witness to history. Each step brings you closer to figures like Leonidas I and Xerxes I, to the tactics of the Anopaia Path, and the eloquence of Simonides of Ceos. Archaeological discoveries at the Athenian Tumulus and inscriptions on the Monument of Leonidas anchor this site in collective memory. This interactive visit to Thermopylae, in central Greece, offers a tangible understanding of the events of 480 BC, transforming each monument into a living page of ancient Greek military and poetic history.

480 av. J.-C.
Battle of Thermopylae
1955
Erection of Leonidas monument
1997
Discovery of ancient weapons on site

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

Battle of Thermopylae Museumoptional
€5. Explore artifacts and detailed reconstructions of the 480 BC battle for a historical immersion.
Optionnel
/pers.
Thermopylae Historical Information Centeroptional
Free. Discover topographical maps and explanatory videos on the strategic importance of the Thermopylae pass.
Optionnel
/pers.
Greek food tasting in Lamiaoptional
€20. Taste local specialties from central Greece, such as feta and Kalamata olives, 15 km from Thermopylae.
Optionnel
/pers.
Hike on Mount Kallidromosoptional
Free. Follow the mountain trails overlooking the Thermopylae pass, offering panoramic views of the historic battlefield.
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
Leonidas Monument
Directions on Google Maps
🕐
Duration
2h30 – 3h
Rough terrain
👥
Players
Unlimited
From age 12
📍
Distance
~3 km
Moderate elevation
Accessibility
Partial
Mountain paths
🌐
Languages
17 languages
Built-in translation

Why this route?

⚔️

Ancient military strategy

Analyze Spartan phalanx tactics and understand the art of hoplite warfare in a mountain pass.

🏛️

Historical geography

Discover how geology and climate shaped one of antiquity's most strategic sites.

📜

Historical sources

Compare the accounts of Herodotus, Diodorus Siculus and Plutarch to distinguish fact from legend.

Μολὼν λαβέ

"Come and take them" - Leonidas' response to Xerxes

★ 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

Soyez le premier à partager votre expérience.

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Your turn to play

Relive ancient Greece in Thermopylae, where 300 Spartans defied the Persian Empire, challenging history and the gods.

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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