Get your Coffee Wallpaper.Coffee is a brewed drink prepared from roasted coffee seeds, called coffee beans, of the coffee plant. Coffee beans are found in coffee cherries, which grow on trees in over 70 countries, cultivated primarily in Latin America, Southeast Asia, and Africa. ‘Green Unroasted’ coffee is one of the most traded agricultural commodities in the world.[1] Coffee can have a stimulating effect on humans due to its caffeine content. It is one of the most-consumed beverages in the world.[2]