Norwegians largest museum of cultural history definitely comes recommended. It tells the story of how the Norwegians lived from the 1500’s to the present day. Out of the 160 buildings the Gol stave church is the eye-catcher. This is a unique stave church of which there are only a few left in the world. The museum is about 5 south of the port. Reach it by public bus 30.
Museumsveien 10, 0287 Oslo, Norway