Each building has been re-sized to scale and photoshoped to remove as much modern items as possible so they can be used on almost any era layout. We also offer Backdrop building sets with out the foam core and digital downloads so you can print them on your own computerĮach building is a photo of a real building in the real world giving real life weathering and detail. They are ¼ inch thick and can be layered to create the illusion of depth. The buildings are 2D photo flats glued to foam core board. Then choose the individual buildings you would like to have on your layout. If you change your mind you can move them or replace them with another building. You decide what buildings to use and where to put them. The Trackside flats Modular backdrop system allows you to design the backdrop to fit your already existing scene. If you have already built your layout it can be hard to find a backdrop that will fit with what you have. Other backdrops require you to design your layout to fit what is on the backdrop.