Old Aker Church
Old Aker Church () is a medieval era church located in Oslo, Norway. An active parish, the church is the oldest existing building in Oslo. The church is surrounded by Old Aker Cemetery.
Frogner
The main building at Frogner Manor dates back to approximately 1790. Historical interiors from the late 18th century. Today the building is part of Oslo Museum. Frogner Manor (Frogner Hovedgård) is located on a former estate in an area that became part of today's borough of Frogner in Oslo, Norway. The estate is now the site of Frognerparken.