Interior Museum
 The Interior Museum is a museum operated by the United States Department of the Interior and housed at the Department's headquarters at the Main Interior Building in Washington D.C. on the first floor.Opened in 1938 the museum's permanent exhibits are divided into galleries that focus on the work of the department's agencies including the National Park Service Bureau of Indian Affairs Bureau of Land Management Bureau of Reclamation United States Fish and Wildlife Service and United States Geological Survey. 