Camp David in 1935 and was completed in 1938. In 1942, President Franklin D. Roosevelt converted it to a presidential retreat and renamed it "Shangri-La" (for the fictional Himalayan paradise in the 1933 novel "Lost Horizon" by British author James Hilton, which he had jokingly referenced as the source of the Doolittle Raid earlier that year). Camp David received its present name from Dwight D. Eisenhower, in honor of his father and grandson, both named David. The Catoctin Mountain Park does not indicate the location of Camp David on park maps due to privacy and security concerns, although it can be seen
Shangri-La City Shangri-La City Shangri-La or Xianggelila is a county-level city in northwestern Yunnan province, People's Republic of China and is the location of the seat of the Diqing Tibetan Autonomous Prefecture. Shangri-La was formerly called Zhongdian County () but was renamed on 17 December 2001 and upgraded into a county-level city on 16 December 2014 as Shangri-La (other spellings: Semkyi'nyida, Xianggelila, or Xamgyi'nyilha) after the fictional land of Shangri-La in the 1933 James Hilton novel "Lost Horizon", in an effort to promote tourism in the area. The Tibetan population refers to this place by its traditional name Gyalthang or Gyaitang (;