No Shortcuts Marine Crops drill instructors and recruits participate in a 15-kilometer hike during the final portion of the Crucible at Marine Corps Base Camp Pendleton, Calif., May 14, 2026. The Crucible is a 54-hour final test where recruits prove themselves to earn the title of Marine. SHARE: Download: Full Size (1.63 MB) Tags: recruitment, training, marine corps Credit: Marine Corps Sgt. Alexandra M. Earl VIRIN: 260514-M-LW191-9110.JPG Photo Gallery