Catoctin Mountain and the Potomac River. (Note that a local tradition asserts that "Catoctin" means "place of many deer" in an Indian language.) Catoctin Mountain is perhaps best known as the site of Camp David, a mountain retreat for presidents of the United States. It was first used by President Franklin D. Roosevelt in the 1930s, who called it "Shangri-La". In the 1950s President Dwight Eisenhower renamed it Camp David, after his grandson David Eisenhower. The resort is extremely well guarded by the United States Secret Service, and only approved guests of the President are allowed into the retreat. Due to its
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 (;