Earth is a water planet. Oceans envelop over 70 percent of its surface, yet the overwhelming majority of their reaches remain unchartered territory. The sections that have been explored, though, have thrown up some truly remarkable discoveries. From sunken ships to lost cities, these eleven submerged sightings will blow your mind.
From ominous 16-foot effigies to a vast temple dedicated to ancient Egypt’s most important god, Amun-Gereb, the ancient port of Heracleion has yielded a wealth of mysterious treasures. The city, once believed to have been mythical, was hidden under the seabed for over a millennium.