M1A1 Abrams tank

HANOVER, Md. (Dec. 12, 2013) An M1A1 Abrams tank drives over an advanced light-weight ramp during an Office of Naval Research demonstration held at Oceaneering in Hanover, Md. The new ramp will be capable of loading and unloading people and combat vehicles between a joint high-speed vessel (JHSV) and multiple platforms in sea state three. (U.S. Navy photo by John F. Williams/Released)

M1A1 Abrams

DJIBOUTI (March 30, 2010) Marines from Tank platoon, 24th Marine Expeditionary Unit (24th MEU), cross a live fire range using M1A1 Abrams tanks alongside the French Foreign Legion's ERC90 Light Armored Vehicles from the 13th Demi-Brigade in Djibouti. Marines assigned to 24th MEU performed a series of sustainment and joint exercises alongside French military service members. The 24th MEU is on a seven-month deployment as part of the Nassau Amphibious Ready Group. (U.S. Marine Corps photo by Sgt. Alex C. Sauceda/Released)