MAYPORT, Fla. (April 24, 2009) Canadian soldiers set a perimeter position after disembarking a U.S. Navy landing craft during a simulated amphibious landing. The training exercise is part of the 50th iteration of UNITAS, a multi-national exercise intended to increase interoperability among participating navies. Other participating nations include Brazil, Peru, Mexico, Germany, Canada, Ecuador, Argentina and Chile. (U.S. Coast Guard photo by Petty Officer Seth Johnson/Released)