BI-hulen (The BI Cave) is owned by BI Business School. The cabin is located next to Studenterhytta in Oslo’s Nordmarka.

The cabin is located by Blankvann, a lake with great possibilities for swimming and fishing. The hiking opportunities are also good in the area.

Remember to bring your sleeping bag, bed sheet, pillow and a flashlight. There is an outdoor barbeque by the cabin. It’s important that you take all the trash with you when you leave. Empty bottles can be put into the shed.

  • Bedrooms 3 + a sleeping loft
  • Bed spaces 24
  • Sleeps 24
  • Running water
  • Shower
  • Electricity
  • Outdoor toilet
  • Sauna
  • Electric heating and fireplace
Prices and rent

The cabin is available for rent for anybody. SBIO members: Fixed fee NOK 1.000,- + NOK 100,- per night/per person.
Non-members: Fixed fee NOK 1.500,- + NOK 150,- per night/per person.


The cabin is located 11 km from Sognsvann station. From here, follow the signs to Ullevålseter and further to Studenterhytta. From Frognerseteren station the distance to the cabin is about 7km. Follow the signs to Tryvannsstua, and further to Studenterhytta. From Sørkedalen Skole the distance is about 5km. BI-hulen is located about 200 meters south of Studenterhytta and about 100 meters west of Farmasihytta.