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Utrecht City Center: Monster Mystery Exploration Game and Tour

Free cancellation
Validity: Flexible
Language: English, Spanish
Availability: Every day
Mobile voucher accepted
Safety measures applied

Do this because

See popular and lesser-known places on Utrecht

Discover amazing houses, churches and museums

Visit De Letters van Utrecht and Speelklok Museum

Find out memorable stories of the city

Play a fun city exploration game using your smartphone

Start the game at any hour and pause it whenever you want

What to expect

Go on a Utrecht walking tour and treasure hunt where you will follow clues to discover amazing places and local stories.

On this Utrecht tour and city game, you will walk around town in search of a monster and you will visit top Utrecht attractions like Speelklok Museum, De Letters van Utrecht, Domtoren and many more.

Are you ready for an adventure on the streets of Utrecht?


As you step down from the train you are still wondering why your museum sent you on a wild goose chase with all these monster sighting reports. Is there anyone who still believes there are giant monsters attacking cities anymore?

During your quest you will discover the stories of:

  • Dom Tower
  • Museum Catharijneconvent
  • Pandhof Domkerk
  • Sint Catharinakerk
  • Mariaplaats
  • Universiteitsmuseum Utrecht
  • Nijntje Museum
Read more

COVID-19 information

The following health and safety measures are in place, so you can relax and enjoy your experience.

Visitor numbers are limited to reduce crowds

The experience complies with government regulations

Proof of vaccination or negative COVID test may be required, please confirm the local requirements before your visit

What's included

Access to the quest inside the mobile game (the app is free to download)

Non-stop online customer service during the walking tour


Mariaplaats 49-54, 3511 LM Utrecht, Netherlands

Meeting point:

Begin your tour at Mariaplaats.


  • Available to play at any time (24/7)



Cancellation policy

Receive a 100% refund if you cancel up to 15 minutes before the activity begins.

Important to know

  • This is a self-guided/treasure hunt type of tour
  • Note there is no person assisting you at the starting point
  • Total walking distance of 2.5km
  • This city game typically takes 1 hour 20 minutes to solve (but you can go at your own pace!)
  • You must be at the starting point (that you'll see in the app) in order to begin, or else the game won’t start
  • Pause the game at any time and restart whenever you want, from the place you left it at
  • You need an internet connection to play this city game