The Open Air Museum The open-air museum includes 160 buildings from rural and urban Norway – from the Middle Ages to the 20th Century. Here you can read more about each individual building. The Countryside Farms and buildings from different parts of rural Norway. The Old Town Buildings from Oslo and its suburbs, and from Brevik and Kragerø. King Oscar II's Collection - with the Stave Church from Gol Map of the Open Air Museum 1/1 Open or close caption