Keywords: US Navy 110627-N-YO394-207 Aviation Machinist Mate 1st Class Frank Moreno, left, and Gunner's Mate Seaman Jon Castillo, assigned to Riverine Squadr.jpg en CURACAO Netherlands Antilles June 27 2011 Aviation Machinist Mate 1st Class Frank Moreno left and Gunner's Mate Seaman Jon Castillo assigned to Riverine Squadron RIVRON 3 negotiate an obstacle during a physical training exercise with members of the Royal Netherlands Marine Corps RIVRON-3 is cross-training with elements of the Dutch marine corps and navy for a three-week training course intended to familiarize U S Navy Sailors with Dutch ship-to-shore amphibious operations U S Navy photo by Mass Communication Specialist 2nd Class Paul D Williams/Released 2011-06-27 110627-N-YO394-207 Navy http //www navy mil/view_image asp id 103402 U S Navy photo by Mass Communication Specialist 2nd Class Paul D Williams PD-USGov-Military-Navy Images from US Navy location Curacao Netherlands Antilles Obstacle courses Men with arm tattoos |