Home / Oslo Attractions / Self-guided tour at Grefsenkollen(ONLY AWAILABLE IN NORWEGIAN)
Self-guided tour at Grefsenkollen(ONLY AWAILABLE IN NORWEGIAN)
Duration
90 to 150 minutes
Overview
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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.