Kilian Jornet, el comptador de llacs

National Geographic Investigates - Ghost Ships of the Great Lakes: Lost Beneath the Waves

For decades, countless ships have been lost to the Great Lakes. Thanks to modern technology, their stories are finally being dragged from the depths.

Alpine Lakes - Quiet Beauty

The film retraces the water's journey - from the glacier down into the valley, through the mountains to its source, illustrating the beauty of natural, smaller lakes in Austria with their fascinating world of flora and f