Espen Bergersen / Aerial shot of a pod of Killer whales (Orcinus orca) carousel feeding, drone moving closer, Skjervoy, Troms, Norway, November.

Sven Zacek / Bearded seal (Erignathus barbatus) sunbathing on iceberg broken off from glacier. Kongsfjorden fjord, Spitsbergen, Norway. June 2014.

Gavin Hellier / Timelapse of the Aurora Borealis over a fjord, Troms, Norway, March 2016. Hellier

Yva Momatiuk & John Eastcott / Rocky coastline, Hvalfjordur Fjord, Iceland

Frederique Olivier / Two Blackchin dolphins (Lagenorhynchus australis) surfacing in a fjord, Patagonia, Chile.

Roy Mangersnes / Juvenile female Polar bear (Ursus maritimus) rolling, playing with ice in a fjord, Svalbard, Norway, March.

Sven Zacek / Walruses (Odobenus rosmarus) fighting over a resting place on snow, Magdalenefjorden Fjord, Svalbard, Spitsbergen, Norway, June.

Sven Zacek / Walrus (Odobenus rosmarus) swimming towards a camera, Magdalenefjorden Fjord, Svalbard, Spitsbergen, Norway. June.

Sven Zacek / View through glacier ice towards snow-covered mountains in Kongsfjorden fjord in Svalbard, Norway. June 2015.

Orsolya Haarberg / View over the Lysefjorden from the Preikestolen / Pulpit rock, Forsand, Rogaland, Norway. June 2012.

Richard Robinson / Featherstar (Crinoidea) on red coral (Errina novazelandiae) in Doubtful Sound, Fiordland National Park, New Zealand.

Erlend Haarberg / Lysefjorden viewed from the Preikestolen (Pulpit rock) on misty summer morning with sun rays shining down, Forsand, Rogaland, Norway.