The largest prison camp in Norway
From June 1941 to May 1945, nearly 20,000 prisoners were held at Grini. It was the largest German prison camp in Norway during World War II. Most of the prisoners were Norwegian, but there were also some from other countries.
Opening hours summer 2019
Week 31: 2., 3. and 4. of August (11.00-16.00)
Week 32: 9., 10. and 11. of August (11.00-16.00)