The Sahara Desert was formed about 2.5 million years ago. It is the second largest desert in the world after Antarctica. It covers an area of 9.06 million square kilometers and is the world's largest sandy desert. Here's a list of other features you'll get: - To-do list - Set your favorite wallpapers - Discover new hot spots - Bookmarks - Social network notifications - High quality wallpaper for each new label - Clock showing date and time - Weather widget - Open to search