Two P-8A Poseidons and 10 P3 Orions stand aligned on the tarmac. These aircraft from six nations are participating in 240 sorties that include live-fire and anti-submarine warfare. Twenty-two nations, more than 40 ships and submarines, more than 200 aircraft and 25,000 personnel are participating in RIMPAC exercise from June 29 to Aug. 3, in and around the Hawaiian islands. The world's largest international maritime exercise, RIMPAC provides an unique training opportunity that helps participants foster and sustain the cooperative relationships that are critical to ensuring the safety of sea lanes and security on the world's oceans. RIMPAC 2012 is the 23rd exercise in the series that began in 1971. (U.S. Navy photo by Mass Communication Specialist 1st Class Paul Seeber/Released)