Igor Shpilenok / Red Fox (Vulpes vulpes) in wide landscape with Kronotsky Volcano on the horizon. Kronotsky Zapovednik Nature Reserve, Kamchatka Peninsula, Russian Far East, March.

Igor Shpilenok,Igor Shpilenok / Kamchatka Brown Bear (Ursus arctos beringianus) recently risen from hibernation in the caldera of the Uzon Volcano. Kronotsky Zapovednik Nature Reserve, Kamchatka Peninsula, Russian Far East, April.

Igor Shpilenok / Red Fox (Vulpes vulpes) in snowy landscape with Kronotsky Volcano, Zapovednik, Kamchatka, Russia

Igor Shpilenok / Fox (Vulpes vulpes) in a winter landscape, behind is Kronotsky Volcano, Kronotsky Zapovednik, Kamchatka, Russia

Igor Shpilenok / Kronotskaya River and the Kronotsky Volcano covered in snow in April, Kronotsky Zapovednik, Kamchatka, Far East Russia

Igor Shpilenok / First snow on the smoking Karymsky volcano and lake in October, Kronotsky Zapovednik, Kamchatka, Far East Russia.

Igor Shpilenok / Kamchatka brown bear (Ursus arctos beringianus) fishing for salmon in the Kronotskaya River at the foot of the Kronotsky Volcano, covered with a fresh coat of snow in September, Kronotsky Zapovednik,...

Igor Shpilenok / Snow-covered Kronotsky volcano connected to the Pacific Coast by the Kronotskaya river, Kronotsky Zapovednik, Kamchatka, Far East Russia

Igor Shpilenok / A hot spring ringed by thermophilic bacteria in the vast caldera of the Uzon Volcano, Kronotsky Zapovednik, Kamchatka, Far East Russia .

Igor Shpilenok / Snow-covered Kronotsky Volcano rises above wetland forest and river, Kronotsky Zapovednik, Kamchatka, Far East Russia

Igor Shpilenok / Larch tree in snow with the Kronotsky Volcano in the background, Kronotsky Zapovednik, Kamchatka, Far East Russia

Igor Shpilenok / Steaming fissures and geysers in the caldera of Uzon Volcano, Kronotsky Zapovednik, Kamchatka, Far East Russia

Igor Shpilenok / Panoramic view of Kronotsky River and Kronotsky Volcano with Kamchatka brown bear (Ursus arctos beringianus) fishing in the river, Kronotsky Zapovednik, Kamchatka, Far East Russia

Igor Shpilenok / Taunshitz Volcano covered in snow, Kronotsky Zapovednik Reserve, Russia.

Igor Shpilenok / Kronotsky Volcano with reflection in Kronotsky Lake, Zapovednik Reserve, Kamchatka, Russia.

Igor Shpilenok / Spring in the caldera of the Uzon Volcano, Kronotsky Zapovednik Reserve, Russia.

Igor Shpilenok / Reindeer (Rangifer tarandus) crossing the Kronotskaya River with the Kronotsky Volcano in the background. Kronotsky Zapovednik Nature Reserve, Kamchatka Peninsula, Russian Far East, May.

Igor Shpilenok / Red Fox (Vulpes vulpes) portrait in autumn grass, with Kronotsky Volcano on the horizon. Kronotsky Zapovednik Nature Reserve, Kamchatka Peninsula, Russian Far East, August.

Igor Shpilenok / Red Fox (Vulpes vulpes) lying on snow with Kronotsky Volcano on horizon. Kronotsky Zapovednik Nature Reserve, Kamchatka Peninsula, Russian Far East, March.

Igor Shpilenok / Red Fox (Vulpes vulpes) lying on snow with Kronotsky Volcano on the horizon. Kronotsky Zapovednik Nature Reserve, Kamchatka Peninsula, Russian Far East, March.

Igor Shpilenok / Kamchatka Brown Bear (Ursus arctos beringianus) swimming in the lower Kronotskaya River, with high volcano on the horizon. Kronotsky Zapovednik Nature Reserve, Kamchatka Peninsula, Russian Far East, S...

Igor Shpilenok / Red Fox (Vulpes vulpes) in snowy winter landscape at dusk, with Kronotsky Volcano behind, Kronotsky Zapovednik, Kamchatka, Russia

Igor Shpilenok / Walls of the Uzon volcano rising up above the fumeroles and hot springs in its caldera, Kronotsky Zapovednik, Kamchatka, Far East Russia

Igor Shpilenok / First snow on the smoking Karymsky volcano and lake in October, Kronotsky Zapovednik, Kamchatka, Far East Russia.

Igor Shpilenok / Kamchatka Brown bear (Ursus arctos beringianus) adult with cubs walking beside lake with volcano in background, Kronotsky Nature Reserve, Kamchatka, Far East Russia

Igor Shpilenok / Snow-covered Kronotsky volcano and the Pacific Coast, Kronotsky Zapovednik, Kamchatka, Far East Russia

Igor Shpilenok / DUPLICATE IMAGE Kronotsky Volcano in March Kronotsky Zapovednik The Kronotsky River winds before the volcano of the same name in a snowy winterscape in March on Russia's Kamchatka Peninsula.

Igor Shpilenok / Thermal waters rise from a spring rimmed with a colony of thionic bacteria in the caldera of the Uzon Volcano in July, Kronotsky Zapovednik, Kamchatka, Far East Russia

Igor Shpilenok / Ducks on lake with Kronotsky Volcano in the background, Kronotsky Zapovednik, Kamchatka, Far East Russia

Igor Shpilenok / Kronotsky Volcano reflected in lake, Kronotsky Zapovednik, Kamchatka, Far East Russia

Igor Shpilenok / Steaming fumeroles, hot springs, and mud kettles active in the caldera of Uzon Volcano, Kronotsky Zapovednik, Kamchatka, Far East Russia

Igor Shpilenok / Kamchatka brown bear (Ursus arctos beringianus) mother leads her two cubs through the caldera of the Uzon volcano, Kronotsky Zapovednik, Kamchatka, Far East Russia, autumn

Igor Shpilenok / Kronotsky river and Volcano in March, Kronotsky Zapovednik, Kamchatka, Far East Russia, March

Igor Shpilenok / Death Valley, known for its noxious gases capable of killing animals, is situated at the foot of Kikhpinich Volcano, Kronotsky Zapovednik, Kamchatka, Far East Russia

Igor Shpilenok / Panoramic of Kronotsky Volcano, rising up above the estuary of the Kronotsky River, Kronotsky Zapovednik, Kamchatka, Far East Russia

Igor Shpilenok / Photographer Igor Shpilenok pulling equipment in sledge with Kronotsky Volcano, Kamchatka, Russia

Igor Shpilenok / Aerial view of Park Ranger stations on the Kronotskaya River with volcano in background, Kronotsky Zapovednik Reserve, Kamchatka, Russia.

Igor Shpilenok / Kamchatka Brown bear (Ursus arctos beringianus) fishing, silhouetted at sunrise, in Kronotsky River with Kronotsky Volcano, Russia.

Igor Shpilenok / Taunshitz Volcano covered in snow, Kronotsky Zapovednik Reserve, Kamchatka, Russia.

Igor Shpilenok / Death Valley at the foot of Kikhpinich Volcano, Kronotsky Zapovednik Reserve, Russia, where noxious gases are concentrated enough to kill animals.

Igor Shpilenok / Kamchatka Brown bear (Ursus arctos beringianus) feeding on Salmon in Tikhaya / 'Calm' River in fron of Kronotsky volcano, Kamchatka, Kronotsky Zapovednik Reserve, Russia.

Igor Shpilenok / Taunshitz volcano, Kamchatka, Kronotsky Zapovednik Reserve, Russia.

Igor Shpilenok / Kamchatka Brown bear (Ursus arctos beringianus) by ranger cabin boarded up for winter, caldera of the Uzon Volcano, Kronotsky Zapovednik Reserve, Kamchatka, Russia.

Igor Shpilenok / Kamchatka brown bear (Ursus arctos beringianus) fishing for Salmon in Kronotskaya River at the foot of snow covered Kronotsky Volcano, Kronotsky Zapovednik Reserve, Kamchatka, Russia.

Igor Shpilenok / Hot spring ringed by thermophilic bacteria, caldera of the Uzon Volcano, Kronotsky Zapovednik Reserve, Russia.

Igor Shpilenok / Ranger's cabin in the caldera of the Uzon Volcano, Kronotsky Zapovednik Reserve, Russia.

Igor Shpilenok / Geysers and fumeroles steaming in the caldera of the Uzon Volcano, next to lake, Kronotsky Zapovednik Reserve, Kamchatka, Russia.

Igor Shpilenok / Floor of the Caldera of Uzon Volcano with small cinder cones. Kronotsky Zapovednik Reserve, Russia.

Igor Shpilenok / Small cone emitting steam from the depths of the caldera of the Uzon Volcano, Kronotsky Zapovednik Reserve, Russia.

Igor Shpilenok / Aerial view of Kronotskaya River with Kronotsky Volcano. Kronotsky Zapovednik Reserve, Kamchatka Russia.

Igor Shpilenok / Kamchatka Brown bear (Ursus arctos beringianus) standing with Kronotsky volcano behind, Kamchatka, Kronotsky Zapovednik Reserve, Russia.

Igor Shpilenok / Kamchatka Brown bear (Ursus arctos beringianus) standing in coastal tundra with the spiky ridge of Zubchatka Volcano, Kamchatka, Kronotsky Zapovednik Reserve, Russia

Igor Shpilenok / Lake filled with natural chemicals next to smoking geysers, Caldera of the Uzon Volcano. Kronotsky Zapovednik Reserve, Russia.

Igor Shpilenok / Aerial view of Kronotskaya River with volcano and red tundra in September, Kronotsky Zapovednik Reserve, Russia.

Igor Shpilenok / Kronotsky Volcano at sunset, Kronotsky Zapovednik Reserve, Kamchatka, Russia.

Igor Shpilenok / Kamchatka Brown bear (Ursus arctos beringianus) standing whilst fishing for Salmon in Tikhaya / 'Calm' River with Kronotsky volcano, Kamchatka, Kronotsky Zapovednik Reserve, Russia.

Igor Shpilenok / Small cones emitting steam from the depths of the Caldera Uzon Volcano, Kronotsky Zapovednik Reserve, Russia.

Igor Shpilenok / Kronotsky Volcano with frozen edge of Kronotskoye Lake in foreground, Kronotsky Zapovednik reserve, Russia.

Igor Shpilenok / River and volcano at sunset, Kronotsky Zapovednik, Kamchatka, Russia.

Igor Shpilenok / Clay heated by Uzon Volcano expands in circles. Kronotsky Zapovednik Reserve, Russia.

Igor Shpilenok / Aerial view of Shumnaya River flowing out of lake, Caldera of the Uzon Volcano, Kronotsky Zapovednik Reserve, Russia.

Igor Shpilenok / Kronotsky Volcano with reflection in Kronotsky Lake - the largest freshwater lake on the Kamchatka peninsula, formed after the eruption of two volcanoes created a lava barrier that water could not bre...

Igor Shpilenok / Fumeroles and hot springs emitting steam in the Caldera of the Uzon Volcano, Kronotsky Zapovednik Reserve, Kamchatka, Russia.

Igor Shpilenok / Volcanic Bubbling pool from the Uzon volcano, Kronotsky Zapovednik, Russia.