Salar de Uyuni, Southwest Bolivia - World's largest salt flat. During the rainy season, a thin layer of water develops on the sq. mile flat and reflects the sky above making it look like you're walking in the clouds
View of colourful rock formations at the Zhangye Danxia Landform Geological Park in Gansu Province, China. The Zhangye Danxia Landform Geological Park is from Zhangye city. The park spans more than 400 square kilometers in Gansu. The unusual .