HUMVEE OPERATION U.S. Marines guide a Humvee onto the amphibious assault ship USS Bonhomme Richard during Koolendong 2013 in Darwin, Australia, Sept. 9, 2013. Koolendong is an amphibious and live-fire exercise designed to increase interoperability between the U.S. Marine Corps and Australian Defense Force. SHARE: Download: Full Size (0.07 MB) Credit: VIRIN: 144416-P-ANY82-680.jpg Photo Gallery