About This Tour
The tour is self-guided, meaning you can begin the tour whenever it suits you. You can also pause the mystery if you'd like. The only thing you need to solve the mystery is a group of 4 people and the envelope with the mystery. During the tour you will not need to get inside anywhere. The mystery is based on true crime.
Photo Gallery






TopTours Insights
Self-guided tour at Grefsenkollen (ONLY AWAILABLE IN NORWEGIAN)
Let TopTours AI read the full tour details and generate a short insight about who this experience is best for and what stands out.
Calculating tour characteristics...
What's Included
Additional Information
Meeting Point
Pick up your mystery at Fenaknoken. Show the confirmation e-mail and get your mystery. When the mystery is recieved you can begin solving the mystery.
Special Instructions
The confirmation e-mail will be used to get the mystery. As the tour takes place outdoors no entrances will be necessary. If you want to enter at any location the entrance must be payed for at the location. The mystery doesn't include any entrances.
Cancellation Policy
For a full refund, cancel at least 24 hours before the scheduled departure time.
Tour Operator
Solve A Mystery
Official supplier for this experience. Bookings are handled directly through Viator with verified partners.
Viator Certified
Trusted local operator
Guest Ratings
Total review count and overall rating based on Viator and Tripadvisor reviews
Based on 1 verified reviews
Average rating
Guest Reviews Preview
See what other travelers are saying about this experience.
Frequently Asked Questions
Common questions about Self-guided tour at Grefsenkollen (ONLY AWAILABLE IN NORWEGIAN)
Who operates this experience?
This experience is operated by Solve A Mystery, a local sightseeing provider.
What's included?
This tour includes Envelope with everything you need to solve the mystery. Norwegian only.. All inclusions are provided by the tour operator.
How long is this tour?
The experience lasts approximately 1.5 hours to 2.5 hours, giving you time to fully enjoy your chosen activity.
Can I cancel this tour?
Yes, you can cancel up to 24 hours before the scheduled departure time for a full refund.
What should I bring?
We recommend bringing comfortable walking shoes, a camera, and weather-appropriate clothing. All necessary equipment is provided.
Will I receive instant confirmation?
Yes, you'll receive instant confirmation when you book.
What to expect on this tour?
This sightseeing experience lasts approximately 1.5 hours to 2.5 hours and includes all necessary equipment and guidance. You'll have access to Envelope with everything you need to solve the mystery. Norwegian only..
Ready to Go?
Book Self-guided tour at Grefsenkollen (ONLY AWAILABLE IN NORWEGIAN)
Secure your spot instantly through Viator and receive flexible cancellation options plus verified customer support.
Trusted partner • Instant confirmation
