180604-M-RT059-0299 BALTIC SEA (June 4, 2018) Distinguished visitors (DV) arrive aboard the Harpers Ferry-class dock landing ship USS Oak Hill (LSD 51) to participate in a DV day during exercise Baltic Operations (BALTOPS) 2018. BALTOPS is the premier annual maritime-focused exercise in the Baltic Region and one of the largest exercises in Northern Europe that is designed to enhancing flexibility and interoperability among allied and partner nations. (Marine Corps photo by Staff Sgt. Dengrier M. Baez/Released)