Icebergs and brash ice reflected in calm waters on the west side of the Antarctic peninsula, Antarctica.

Antarctic Shag (Phalacrocorax (atriceps) bransfieldensis) returning to nest with kelp on breeding colony on Petermann Island on the west side of the Antarctic Peninsula. This is the only blue-eyed shag species that does not move further north than the Ant

An adult Leopard Seal (Hydrurga leptonyx) hauled out on Petermann Island on the Southwest side of the Antarctic Peninsula.

Icebergs and brash ice reflected in calm waters on the west side of the Antarctic peninsula, Antarctica.

An adult Leopard Seal (Hydrurga leptonyx) hauled out and yawning on Petermann Island on the Southwest side of the Antarctic Peninsula.

Sunset on snow-capped mountains and icebergs surrounded in brash ice in Crystal Sound near the Antarctic Circle on the west side of the Antarctic Peninsula.

Sunset on snow-capped mountains and icebergs surrounded in brash ice in Crystal Sound near the Antarctic Circle on the west side of the Antarctic Peninsula.

An adult Leopard Seal (Hydrurga leptonyx) hauled out with The National Geographic Endeavour at sunset in the Lemaire Channel near the Antarctic Peninsula.

A view of the wreck of the Norwegian whaler Gubernor on the west side of the Antarctic Peninsula.

Adult south polar skua (Catharacta skua maccormicki) on the wing and feeding after an iceberg break-up near Port Lockroy on the western side of the Antarctic Peninsula. These birds will often harass other birds into dropping food while in flight.

Adult south polar skua (Catharacta skua maccormicki) on the wing and feeding after an iceberg break-up near Port Lockroy on the western side of the Antarctic Peninsula. These birds will often harass other birds into dropping food while in flight.

Huge icebergs near Petermann Island on the west side of the Antarctic Peninsula.