Maryville     An American industrial switching layout with an adjacent locomotive depot and through running lines, portaying the south west (California) region. This layout was originally built as an end to fiddle yard configuration by Viv Baker, and has been exhibited at several large exhibitions in the area.     The layout has recently undergone an upgrade to a continuous run with storage tracks at the rear. It measures 20 feet by 8 feet, and is controlled by conventional DC. Locomotive power featured on the layout is mainly Burlington Northern Santa Fe (BNSF),Southern Pacific (SP) and Union Pacific (UP).