South Korea Sojourns III: Bukhansan National Park
Bukhansan National Park, pictured here Feb. 16, 2014, in Seoul, Republic of Korea, is one of the most visited parks in the whole world, according to the Guinness Book of World Records. The park has several hiking trails from two to four kilometers in length, which lead to three seperate mountain peaks. (U.S. Air Force photo by Staff Sgt. Jake Barreiro)