The Royal Mausoleum in Oslo, Norway, is located within the Castle of Akershus, where it was established in 1948.
The remains were transferred from St. Mary's Church and St. Hallvard's Cathedral, respectively, both in Oslo.
With few exceptions, burial sites or remains of Norwegian monarchs before 1380 have disappeared.
Possible burial sites include the Nidaros Cathedral in Trondheim and either one or more churches in Bergen.
Confirmed burial sites abroad include: Predating the official list of Norwegian monarchs (872–present), a large number of petty kings and chieftains are buried in many parts of Norway.