Wikimedi'Òc

Tennessee Army National Guard participate in Polish Armed Forces Day (4652500).jpg - OptimusPrimeBot

U.S. Navy Logistics Specialist 2nd Class Tommy Garland, right, performs a box jump in the hangar bay of the aircraft carrier USS Nimitz (CVN 68) while exercising with Lt. Cmdr. Tim Osborne, left, and Master 130731-N-TX484-056.jpg - Fæ

U.S. Army 2nd Lt. Kryslyn Belford, with Headquarters and Headquarters Company, 3rd Brigade Combat Team, 10th Mountain Division, performs a box jump during the Winter Functional Fitness Competition Dec. 13, 2013 131213-A-YW808-179.jpg - Fæ

Capt. Jacob Lopez demonstrates a box jump at Joint Base Balad.jpg - Fæ

USS NIMITZ (CVN 68) 130731-N-TX484-056 (9415261828).jpg - Flickruploader bot

Centurion CrossFit hosts hero workout, honors fallen soldier 130223-A-WD324-005.jpg - Fæ

Warhorse soldiers honor fallen through Crossfit 120408-A-VX278-008.jpg - Fæ

District Crossfit Class Warfare-47 (14973829717).jpg - WikiJunkie

Navy Lt. Jasmine Scott displays impressive stomach muscles at Guantanamo.jpg - Geo Swan

NMCB 3 Seabees volunteer at 'Battle of the Boxes' 141115-N-KR961-001.jpg - Fæ

USC contest II.jpg - Embedded Data Bot

District Crossfit Class Warfare-50.jpg - Hzh