Storm clouds engulfing the icy peaks of these mountains of the Alaska Range in Denali National Park in Alaska, USAJökulsárlón glacial lagoon, Vatnajökull National Park, south east IcelandVibrant fall colours of the tundra and Polychrome Mountains in Denali National Park in Alaska, USAIcebergs washed up on a black beach, near Jökulsárlón glacial lagoon, Vatnajökull National Park, south east IcelandSkógafoss waterfall, Skógá River, South IcelandLone polar bear in the Canadian Arctic, Churchill, Manitoba, CanadaNorthern Lights, Aurora Borealis, North Pole, Alaska, USAAlaska Range from the air, Denali National Park, Alaska, USAColours and patterns etched into the earth by the mineral-rich water of the Grand Prismatic Springs, Yellowstone National Park, Wyoming, USABlue door on the Camino Frances pilgrimage trail, Camino de Santiago, Northern SpainStormy skies at sunset at Sugarloaf Rock near Cape Naturaliste, Dunsborough in the South West of Western AustraliaMoss-covered lava field, Snaefellsnes peninsula, Vesturland region, western IcelandMadonna near Alto del Perdón, Navarra region, Camino Frances pilgrimage trail, Camino de Santiago, Northern SpainColours and patterns etched into the earth by the mineral-rich water of the Grand Prismatic Springs, Yellowstone National Park, Wyoming, USAWoman collects water at sunrise, Sarankhola, Bagerhat region, Southern BangladeshGround detail, The Snowy Mountains, Kosciuszko National Park, Australian AlpsPolar bears, Canadian Arctic, Churchill, Manitoba, CanadaIce details, Matanuska Glacier, Glacier View, Alaska, USAAlaska Range from the air, Denali National Park, Alaska, USA