
Nature
Animals endure hostile environment of South Africa's Drakensberg Mountains.

Animals endure hostile environment of South Africa's Drakensberg Mountains.

Volcanoes, monstrous waves and whales of Hawaii.

Volcanoes, monstrous waves and whales of Hawaii.

Unique animals and plants flourish atop mist-shrouded Venezuelan plateaus thousands of feet above the surrounding jungle.

Unique animals and plants flourish atop mist-shrouded Venezuelan plateaus thousands of feet above the surrounding jungle.

Exploring Ireland's wildlife amid its mountains, coastlines, steep gorges and inland waterways.

Exploring Ireland's wildlife amid its mountains, coastlines, steep gorges and inland waterways.

Eagles, pumas, sandhill cranes and other creatures seek sustenance from the Colorado River and its environs.

Eagles, pumas, sandhill cranes and other creatures seek sustenance from the Colorado River and its environs.

Griffin vultures, imperial eagles, genets and other animals native to Africa find shelter in the forest.

Griffin vultures, imperial eagles, genets and other animals native to Africa find shelter in the forest.

Griffin vultures, imperial eagles, genets and other animals native to Africa find shelter in the forest.

The human and natural histories of the Grand Tetons and Jackson Hole, Wyo., interlink.

The human and natural histories of the Grand Tetons and Jackson Hole, Wyo., interlink.

The human and natural histories of the Grand Tetons and Jackson Hole, Wyo., interlink.

Emmy-winning filmmaker Hugh Miles presents a lyrical portrait of Scotland's Caledonian Forest.

Emmy-winning filmmaker Hugh Miles presents a lyrical portrait of Scotland's Caledonian Forest.

Emmy-winning filmmaker Hugh Miles presents a lyrical portrait of Scotland's Caledonian Forest.

Grizzlies, wolves and cougars roam Montana's rugged, pristine Glacier National Park.

Grizzlies, wolves and cougars roam Montana's rugged, pristine Glacier National Park.