Capo Caccia — Neptune's Grotto Smugglers' Stashes
From14,90€

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Alghero historical centerCapo Caccia — Neptune's Grotto Smugglers' Stashes
📍 Alghero historical center·🕐 5h – 8h·📍 ~40-60 km en voiture
🚗Roadtrip · Car needed
Also available as:HistoricalMysteryFantasySpy thriller

Capo Caccia — Neptune's Grotto Smugglers' Stashes

Uncover the smugglers' hidden stashes in Neptune's Grotto and Capo Caccia cliffs. Decode their secret routes, outwit modern rivals, and claim the lost contraband treasure before it's gone forever.

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

Difficulty
·From age 10 years
Starting point :Piazza Civica, Alghero

In the shadowy depths of Neptune's Grotto and the jagged cliffs of Capo Caccia, a notorious gang of 19th-century smugglers ruled the night

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

Capo Caccia — Neptune's Grotto Smugglers' Stashes

🎭Your Mission

You are Pietro Donati, a 17th-century Sardinian viceroy, tasked by Philip II of Spain to unmask a network of smugglers hiding treasures from Neptune's Grotto.

Your

Dive into the heart of Alghero, Sardinia's historic Catalan city, and outsmart the smugglers who have haunted its ramparts for centuries.

The story that haunts this land

Your quest for smuggler caches begins in Alghero's Piazza Civica, once named Piazza del Popolo. This historic central square, surrounded by 17th-century buildings, is dominated by the Palazzo Civico built in 1571. Since the Catalan Middle Ages, it was the site of public gatherings and important decisions for the city. It is here, at the heart of Alghero's life, that rumors of illicit trafficking originated, and where agents of Philip II of Spain, the sovereign who ordered the fortifications between 1570 and 1590, tried to unravel the threads of a complex intrigue.

Continue towards the Torre Sulis, a watchtower built in the 16th century. Approximately 20 meters high and integrated into the Spanish ramparts, it was crucial for Alghero's defense against Barbary invasions. Named after a local guard from the 18th century, it offers an unobstructed view of the Porto di Alghero. This historic port, developed in the 14th century under Aragonese rule, was the main export point for coral and a place of intense trade with Spain and Catalonia from the 15th to the 17th century. Smugglers used these sea routes to introduce their illicit goods, escaping the surveillance of towers like Sulis.

Your journey takes you along the Bastioni di Marco Polo, ramparts built between 1570 and 1620 under Philip II of Spain. About 3 km long, these bastions protected the city against pirates and were used until the 18th century for coastal defense. Passing through the Porta a Mare, the main sea gate built in 1571 with its typical Catalan-Aragonese ogival arch, you access the port directly. This gate, closed at night in the 17th century to counter smuggler incursions, is a direct testament to the security challenges of the time. It is along these walls that clues to past trafficking are revealed.

Exploring Via Carlo Alberto, the city's historic artery, you approach the Chiostro di San Francesco. This Catalan Gothic cloister, built in 1360 by the Franciscans, was restored after the 1734 earthquake. With its 32 double-level arcades, it offers a haven of peace amidst the bustle. Although it was not a smuggling site, its proximity to the ramparts and fortifications of the Torre di Porta Terra, built in 1570 to control Alghero's northern access, made it a discreet landmark for illicit activities. The monks may have been unwitting witnesses to secret passages.

Your investigation concludes at Largo Lo Quarter, an old military quarter that once housed Spanish troops. It is here, near the Torre di Porta Terra, that you will unravel the last threads of the smugglers' enigma. This thematic circuit in Alghero, Sardinia, will have allowed you to visit major monuments and understand the history of this fortified city, from its ramparts classified as national monuments to its thriving port. This interactive walk reveals how the heritage of Sassari was shaped by the struggles between order and illegality, offering an Alghero visit for families or friends, off the beaten path of traditional tourism, in the heart of the Porto Conte Regional Park.

1720
Sardinia comes under the control of the House of Savoy, beginning a new era of fiscal policies.
1826
Publication of 'Voyage en Sardaigne' by Alberto Ferrero della Marmora, documenting the island and the realities of trade and smuggling.
1861
Unification of Italy, leading to profound changes in Sardinian borders and trade regulations.

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

Coral Museum of Algherooptional
€5. Explore the history and craftsmanship of red coral, a symbol of the city of Alghero since the Middle Ages.
Optionnel
/pers.
Cathedral of Santa Mariaoptional
Free. Admire its 16th-century Catalan Gothic bell tower and Baroque interior, a major heritage building in Sassari.
Optionnel
/pers.
Vermentino Wine Tastingoptional
From €15. Savor the typical white wines of the Alghero region, often accompanied by local products.
Optionnel
/pers.
Neptune's Grotto Excursionoptional
€13 (cave entrance). Accessible by boat or via the 654 steps of the Escala del Cabirol, for a spectacular natural experience near Porto Conte Regional Park.
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
Piazza Civica, Alghero
Directions on Google Maps
🕐
Duration
2h – 2h30
At your own pace
👥
Players
Unlimited
From age 10
📍
Distance
~2.5 km
Historical center and port
Accessibility
Partial
Some stairs and cobblestone streets
🌐
Languages
17 languages
Built-in translation

Why this route?

⛵️

Catch the Favorable Wind

Navigate through maritime enigmas along Alghero's coast and secret alleys, like a skilled smuggler.

🕵️‍♀️

Unmask the Network

Intercept coded messages and hidden symbols left by the smuggler chief to reconstruct his clandestine route.

🕳️

Explore Secret Passages

Follow clues leading from ancient ramparts to hidden ports, revealing the complex logistics of illicit trade.

The shadow of rebellious captains still lingers over the waves.

Find out if you have the cunning to outsmart their traps.

★ 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.

Did you play les caches de la grotte de neptune? Check the email you received after your game to leave a verified review.

Your turn to play

Dive into the heart of Alghero, Sardinia's historic Catalan city, and outsmart the smugglers who have haunted its ramparts for centuries.

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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