Hawaii, Lanai, Two Divers With Flashlights, Pictured At The Entrance To Second Cathedral.

Diver at the entrance to a cavern off the island of Gato, Bohol Sea, Philippines

Hawaii, Lanai, Two Divers With Flashlights, Pictured At The Entrance To Second Cathedral.

Diver at the entrance to First Cathedral off the island of Lanai; Hawaii, United States of America

A diver (MR) shines her light into a crevice opening off Kaiwe Point on the Kona coast; Island of Hawaii, Hawaii, United States of America

Hawaii, Lanai, Three Divers With Flashlights, Pictured At An Opening To First Cathedral.

Divers are framed by the twin openings at a dive site known as Skull Cave off the Kona coast of the Big Island; Hawaii, United States of America

Midway Atoll, brown chub school (Kyphosus bigibbus) and diver silhouette, sunburst

Midway Atoll, Side View Of Galapagos Shark Midwater, Diver Silhouette With Sunburst Carcharhynchus Galapagoensis

Hawaii, Oahu, Silhouette Of Scuba Divers Near The Surface Above Mahi Wreck, Ascending The Anchor Line.

Fiji, Qamea Island, Grouper Cave, Divers Enter Coral Cave

Hawaii, Silhouetted Diver At Cavern Entrance With Flashlight, Sunburst