"Lost ships" refer to vessels that have disappeared at sea under mysterious circumstances. These ships may have encountered severe weather, navigational errors, or even accidents that led to their sinking. Some famous examples include the Mary Celeste and the USS Cyclops, both of which vanished without a trace, sparking numerous theories and investigations. The phenomenon of lost ships has intrigued historians and maritime enthusiasts for centuries. Many of these vessels are believed to lie on the ocean floor, waiting to be discovered. Advances in technology, such as underwater drones and sonar mapping, have made it possible to locate some of these sunken ships, shedding light on their stories.