Opening hours 2009:
  April- October: 10 a.m. to 6 p.m.
  15. June - 20. August 9 a.m. to 8 p.m.
   
  For groups you are welcome to make appointments at other times as well.
 
  Entrance 2009:
  Adults NOK 110,-
  Children NOK 50,-
  Family ticket NOK 240,-
  Agencies, single groups (min. 15 persons) Price upon request.
  Tour operators, whole-sale Price upon request.