The business end of the front mounted gun on the Japanese oil transporter Iro in Palau
Part of the circular gun mount used to revolve the ship's cannon on the Japanese oil transporter Iro in Palau
The huge underwater caves of Blue Holes, Palau
A huge school of bannerfish skates across the coral reef at Palau's Blue Holes as a diver looks on
The silhouettes of white tip sharks and a Napoleon wrasse, Palau
White tips sharks patrol the edge of Palau's Blue Corner reef before it drops away into the depths
A Napoleon wrasse gets up close at Blue Corner, Palau
Barracuda at Blue Corner, Palau
A white tip shark turns away at Blue Corner, Palau
A fan coral provides bright colour on Palau's reefs
World Record Holding Freediver Ai Futaki mugging for the camera in Palau
A big school of jacks at Blue Corner, Palau
Ai Futaki freedives at Blue Corner, Palau amongst the sharks and fishes
Ai Futaki freedives with a napoleon wrasse at Blue Corner, Palau
Jacks at Blue Corner, Palau
A turtle at Blue Corner, Palau
A Napoleon wrasse makes its exit at Blue Corner, Palau
White tips sharks patrol the edge of Palau's Blue Corner reef