Mountain wallpapers and others decorative background of a graphical user interface for your mobile phone android, tablet, iPhone and other devices. They define landscapes, people risk their lives to climb them, and they can even make their own weather. Mountains make up about one-fifth of the world’s landscape, and provide homes to at least one-tenth of the world’s people. Mountains occur more often in oceans than on land; some islands are the peaks of mountains coming out of the water. The world’s tallest mountain ranges form when pieces of Earth’s crust, called plates, smash against each other in a process called plate tectonics, and buckle up like the hood of a car in a head-on collision. Find out Mountain wallpaper HD for your mobile phones on android and iPhone now.