The US Navy (USN) Harpers Ferry Class Dock Landing Ship USS PEARL HARBOR (LSD 52) sits in a dry-dock for routine maintenance at Great Lakes, Illinois (IL), shipyard before returning to sea. The primary mission of the PEARL HARBOR is to dock, transport, and launch USN Landing Craft, Air Cushion (LCAC) vessels and other amphibious craft and vehicles into potential trouble spots around the world