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Mysterious Bilbao: Secrets of Casco Viejo

Play a thrilling city exploration game and uncover the secrets of the Casco Viejo of Bilbao, the beating heart of the city! 

On your quest in search of the missing Maestro of the Bilbao Orchestra, you'll wander through historic alleys, step on bridges full of legends, and solve challenges to discover iconic and hidden treasures of Bilbao's Old Town. 

Are you ready for a mysterious adventure?
⚡ Instant🛡 Money-back⏱ 1–2 hrs🧩 11 puzzles
🌐 Play in 🇬🇧 English · 🇪🇸 Español
CHOOSE YOUR PASS

How many are playing?

Unlock · €29.99
No booking slot · play any dayFull refund until you start playing Played 297 times

Live in Bilbao? The Annual Pass is how locals play · €79.99/yr. See the Annual Pass

Places you will visit

11

It will take you

70-100 mins

You will walk

2890 steps

Total distance

2.2 km

Made by Sara

Sara created this quest · the route, the puzzles and the story are theirs.

Meet the maker

What you'll actually do

  1. Download the Questo app and unlock the quest. Walk to Teatro Arriaga whenever you like · no guide, no group, no time slot.

  2. Solve 11 puzzles hidden in the streets around you. Each one you crack unlocks the next location.

  3. Finish at Balendin Enbeita Statue and see where you land on the Bilbao leaderboard.

Highlights

  • Explore the Casco Viejo of Bilbao, its vibrant squares and streets full of history and legends.

  • Stroll along the Muelle Marzana and enjoy the enchanting views from the Bridge of San Antón.

  • Experience the authentic vibe of Bilbao, by tasting pintxos in the Plaza Nueva.

Bring your crew

Race to the finish.

Everyone plays on their own phone · race solo, as a couple, or with a crew of any size. First to solve every clue takes the crown.

Invite your whole crew · 2 friends or 200, split into teams.

Adventure

Your pace, no timer

Escape

Beat the clock

Plays offline at your own pace · live group races need a connection.

Final leaderboard

Sam47:12
2Alex51:38
3You58:05

The mission: Your story in Bilbao

Bilbao, 1986.
 
Everything is ready for the concert, which will celebrate the re-opening of the Teatro Arriaga after the devastating inundations of 1983. You are Nerea Ola, young violinist in the Bilbao Symphony Orchestra, and you've been waiting for this moment all year!

When the Maestro suddenly disappears, you start following puzzling clues and peculiar witnesses that lead you to mysterious secrets of the Casco Viejo. Will you be able to find the conductor in time before the curtains open?

EXPLORE BILBAO ON FOOT

A flexible self-guided way to discover Bilbao

Mysterious Bilbao: Secrets of Casco Viejo is for travelers who want a private, self-guided city experience rather than joining a scheduled walking-tour group. You follow a route, solve clues and discover places at your own pace.

The route starts at Teatro Arriaga and finishes at Balendin Enbeita Statue over 2.2 km, with 11 challenge locations. Typical duration: 85 min; 2.2 km walking route; 11 challenge locations

Choose this for flexibility, privacy and active discovery. Choose a guided walking tour when live commentary and asking a guide questions matter more. Playable languages: English, Spanish.

Tips & Recommendations

👟

Wear Comfortable Shoes

You will be walking throughout the city, so comfortable footwear is essential for enjoying the experience.

🔋

Charge Your Phone

Make sure your smartphone is at least 60% charged. The quest runs through the Questo app, and you will be using it throughout.

🌤️

Check the Weather

This is an outdoor activity. Bring an umbrella or sunscreen depending on the forecast.

📸

Bring a Camera

You will discover photogenic locations and hidden gems perfect for capturing memories.

💧

Stay Hydrated

Bring water, especially during warmer months or longer quests.

👥

Play with Friends

Quests are more fun with friends or family. Each player who wants to play on their own phone needs their own access.

Ratings and Reviews

4.69

143 ratings

5 Stars
75%
4 Stars
19%
3 Stars
6%
2 Stars
0%
1 Star
0%
Reviews
Sort by

Bernard

14 Aug 2026
Het was een leuke en leerzame quest door de oude stad van Bilbao. De opdrachten waren soms best uitdagend.

Jan pilu

13 Aug 2026

Anna Himmelbauer

11 Aug 2026
Super

Аркадий Морев

29 Jul 2026
locations

Nic

12 Jul 2026
puzzles

Beat the best: Top Bilbao explorers

Jan pilu
Jan piluRookie
3300 XP
C3lestial45Rookie
3300 XP
VerenaRookie
3300 XP

Frequently asked questions

What is Mysterious Bilbao: Secrets of Casco Viejo about?
The fictional mystery begins with the disappearance of the Bilbao Orchestra’s Maestro. You follow the story through Casco Viejo, using historic alleys, bridges and local landmarks as the route’s setting.
Is this experience self-guided?
Yes. The Questo app guides you from clue to clue, with no guide or fixed start time. You can begin when it suits you and pause along the way.
How many accesses does our group need?
Classic quests sell access per device and player. Each person who wants to solve clues on their own phone needs their own access.

Compare Questo vs. Guided Walking Tours

Flexibility

Regular Guided Tours

Fixed schedules & no pausing

Questo

Start, pause, and resume anytime

Privacy

Regular Guided Tours

Crowds of up to 30 strangers

Questo

Private experience for your group only

Pricing

Regular Guided Tours

$30-$40 per person

Questo

Transparent pricing shown before checkout

Availability

Regular Guided Tours

Requires advance booking

Questo

Instant access 24/7/365

Experience

Regular Guided Tours

Passive listening to a guide

Questo

Active gamification; you solve the mystery

Download Questo and playin the real world

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