Mayer is a census-designated place (CDP) in Yavapai County, Arizona, United States. The population was 1,408 at the 2000 census. Mayer includes three sites listed on the National Register of Historic Places: Mayer Apartments, Mayer Business Block, and Mayer Red Brick Schoolhouse.
Camp David is a rural retreat of U.S. presidents in northern Maryland. It is located in Catoctin Mountain Park on a spur of the Blue Ridge Mountains. Camp David lies just west of Thurmont and 64 miles (103 kilometers) northwest of Washington, D.C.
First known as Hi-Catoctin, Camp David was built as a camp for federal government agents and their families by the WPA. Construction started in 1935 and was completed in 1938. In 1942, Franklin D. Roosevelt converted it to a presidential retreat and renamed it  Shangri-La  (for the fictional Himalayan paradise).t is located in wooded hills about 62 miles (100 km) north-northwest of Washington, D.C. , in Catoctin Mountain Park near Thurmont, Maryland.