Brown bear at Brooks River, Brooks Camp, Katmai National Park, Alaska, United States of America, North America

Brown bear strolls the beach on Naknek Lake in the evening, Brooks Camp, Katmai National Park, Alaska, United States of America, North America

Sockeye salmon attempting to jump the falls, Brooks Camp, Katmai National Park, Alaska, United States of America, North America

Burchells Zebra (Equus burchelli) drinking at waterhole, Okakeujo Camp, Etosha National Park, Namibia, Africa

Small float planes being used to shuttle bear watchers between the town of King Salmon and a bear watching lodge at Brooks Camp in Katmai National Park, Alaska, USA. Pacific Ocean.

Small float planes being used to shuttle bear watchers between the town of King Salmon and a bear watching lodge at Brooks Camp in Katmai National Park, Alaska, USA. Pacific Ocean.

Brooks Camp employees trying to discourage two brown bear cubs (Ursus arctos) from damaging boats at the Brooks River in Katmai National Park near Bristol Bay, Alaska, USA. Pacific Ocean

Sunset on the town of King Salmon, the town where most bear watchers come through to reach Brooks Camp in Katmai National Park, Alaska, USA. Pacific Ocean.

Small float planes being used to shuttle bear watchers between the town of King Salmon and a bear watching lodge at Brooks Camp in Katmai National Park, Alaska, USA. Pacific Ocean.

Sunset on the town of King Salmon, the town where most bear watchers come through to reach Brooks Camp in Katmai National Park, Alaska, USA. Pacific Ocean.

Small float planes being used to shuttle bear watchers between the town of King Salmon and a bear watching lodge at Brooks Camp in Katmai National Park, Alaska, USA. Pacific Ocean.

Small float planes being used to shuttle bear watchers between the town of King Salmon and a bear watching lodge at Brooks Camp in Katmai National Park, Alaska, USA. Pacific Ocean.

Small float planes being used to shuttle bear watchers between the town of King Salmon and a bear watching lodge at Brooks Camp in Katmai National Park, Alaska, USA. Pacific Ocean.

Small float planes being used to shuttle bear watchers between the town of King Salmon and a bear watching lodge at Brooks Camp in Katmai National Park, Alaska, USA. Pacific Ocean.

Hand opening tent flap near foggy river

Camping tent near river in fog

View from tent in mountains

4x4 Campervan, Bridge over Rio Blanco, Mount Fitz Roy, El Chaltén, Santa Cruz Province, Argentina, South America

4x4 Campervan, Bridge over Rio Blanco, Mount Fitz Roy, El Chaltén, Santa Cruz Province, Argentina, South America

A brown bear (Ursus arctos) is staring with its mouth open at a salmon it's about to catch at Brooks Falls. The fish is only a few inches away from its mouth. Shot with a Nikon D800 in Alaska; Kodiak, Alaska, United States of America

A brown bear (Ursus arctos) about to catch a salmon in its mouth at the top of Brooks Falls, Alaska. The fish is only a few inches away from its gaping jaws. Shot with a Nikon D800 in Alaska; Kodiak, Alaska, United States of America

Green backpacking tent set up on the tundra with mountain in background on a sunny summer day in the Brooks Range, Arctic National Wildlife Refuge (ANWR); Alaska, USA

Man walking by tents at campsite in desert landscape, Leavenworth, Washington, USA