Including sidewalls in your games, particularly if it’s a show-game or a special of some kind, makes quite a difference to the look of the table. Get yourself a ten pack of A3 5mm foamboard and have a go!
The desert backdrop is suitable for any scale game, and the European bundle is specifically for 10mm scale, but the inclusion of larger scale foreground trees from the terrain section of the website, or the paperboys books will bring it up to larger scales.
Full instructions for making the structure and creating the landscape are included.