doughnut

  1. tdtastic

    Concentric "Doughnut" Turntable

    Looking for clever ideas on building a doughnut in the floor that can revolve around a fixed inner circle -- only the outer ring of a concentric turntable set-up. We would actually want abut a 30' diameter with a 4' wide ring with scenery constructed on a solid inner circle of decking. I can...