While riding his hydrofoil off the coast of Santa Barbara, California, Tavis Boise encountered two gray whales. Watch here.

Ollie Bergquist set off from the California coast as a 17 year old and docked in Hawaii as an 18 year old after sailing the route solo.

Kelsey Pfendler is currently on a quest to become the first American woman to row solo and unsupported from California to Hawaii.

DAN Europe has released photos of the underwater cave system where a group of SCUBA divers recently died. See them here.

DAN Europe confirmed that rescue divers have successfully completed the recovery of all victims involved in the Maldives diving tragedy.

Specially trained divers have recovered the bodies of two of the four missing SCUBA divers in an underwater cave in the Maldives. More here.

Five Italian SCUBA divers died on a dive trip in the Maldives, and search-and-rescue divers are still searching for four of the bodies.

A diver recently captured footage of an octopus disappearing from sight, digging itself into the sand as if it was never there. Watch here.

Four men are planning to row across the Pacific Ocean, traveling 3,000 miles from Washington to the Hawaii without motors or external aid.

A man fishing from his Seadoo off the coast of North Carolina ended up in the middle of a shark feeding frenzy. Watch here.