BadSTUA in Kongsberg is a municipal self-service sauna by Kongsberg Bruk and the Lågen river, opened on 1 February 2025. The facility is fully automatic: you book in advance and arrive to a pre-heated sauna.
The sauna can be booked for one to three hours at a time. The price is 33 kr per half hour. See Kongsberg municipality’s website for booking and available times.