In June we'd have been treated to spectacular views of the world's deepest lake, but it was September and the sun had set 90 minutes earlier.

WSJ: Riding the Trans-Mongolian Railway through Russia, China and Mongolia

In developing its series of abodes, Greystoke Mahale, perched on the shores of Lake Tanganyika (the second largest and deepest freshwater lake in the world), placed the shelters just inside the tree line, creating a front-door view that is nothing but white sand and the glimmering water beyond.

FORBES: Where We're Going Glamping

Every summer, local and foreign volunteers converge on Lake Baikal, the oldest, deepest and largest lake on Earth, to signpost and improve the hiking trails that skirt the water.

BBC: A train to nowhere in Siberia

It was one of Australia most heavily glaciated areas, and includes Mt Ossa (1, 617m) - Tasmania's highest peak - and Lake St Clair, Australia's deepest natural freshwater lake (167m).

BBC: Tasmania's wild wild west

Lake Malawi, also called Lake Nyasa, is the second deepest body of freshwater in Africa and one of the deepest in the world, reaching a depth of 706 meters.

BBC: The planet��s pristine waters