Salar de Uyuni marks the location of the world's largest salt flats, which can be found in southwest Bolivia. This stunning image captures the Uyuni Salt Flats right after rainfall. The salt crystals reflect puffy white clouds like an enormous mirror.
Natural rock pools, Pamukkale Turkey Pamukkale, meaning "cotton castle" in Turkish, is a natural site in Denizli Province in southwestern Turkey. The city contains hot springs and travertines, terraces of carbonate minerals left by the flowing water.