The World Beneath

In September 1979, oceanographer Sylvia Earle was strapped to the front of a small submarine and dropped into the Pacific Ocean off the Hawaiian island of Oahu. When she reached the seabed and unfastened herself, Earle was 381 metres beneath the surface, setting the world record for the deepest untethered dive.

The marine biologist and explorer has worked tirelessly to bring attention to the crisis in our oceans. She’s been a Rolex ambassador since