The National Museum of Denmark (Nationalmuseet) in Copenhagen is Denmark's largest museum of cultural history, comprising the histories of Danish and foreign cultures, alike. The museum's main building is located a short distance from Strøget at the center of Copenhagen. It contains exhibits from around the world, from Greenland to South America. Additionally, the museum sponsors SILA - The Greenland Research Center at the National Museum of Denmark to further archaeological and anthropological research in Greenland.

The museum has a number of national commitments, particularly within the following key areas: archaeology, ethnology, numismatics, ethnography, natural science, conservation, communication, building antiquarian activities in connection with the churches of Denmark, as well as the handling of the Danefæ (the National Treasures).