Cadets with the West Lincoln High School Naval Junior Reserve Officers' Training Corps (NJROTC) program, Lincolnton, N.C., watch on as their peers navigate the Crucible obstacle "Kasal's Crossing" aboard Marine Corps Recruit Depot Parris Island, S.C., Dec. 3, 2014. The West Lincoln NJROTC made a 5 day visit to Parris Island to experience what make the Marine Corps unique. (U.S. Marine Corps photo by Cpl. Chase S. Tillett MCRD Parris Island Combat Camera/Released)