Bus mania must be familiar with the name double decker bus, right? For bus mania collecting bus wallpapers is not a strange thing because their hobby and their passion for buses are extraordinary. A double decker bus is a public transportation vehicle in dealing with piling up passenger queues by adding double-decker seats to the top and bottom. Then what makes bus mania like buses, of course, is because of the innovation of today's buses which have many modifications and ornate decorations on