Austria's magical Green Lake disappears in winter
As the temperature rises, this park transforms into a beautiful emerald green lake, and slowly goes up, covering trees, benches and paths. This is the underwater world of Green Lake in Austria.
Discover the Wulingyan, one of the richest ecosystems on Earth
Blue River Provincial Park: a marvel of Caledonian nature
Niue declared world's first 'Dark Sky nation'
Angels Landing trail leads to a wonderful summit
Easter Island : the mystery of its native culture
How did the Moeraki Boulders form?