Tracked camper.
https://diqn32j8nouaz.cloudfront.net/tracked_camper.jpg
More: https://www.truckcampermagazine.com/...mping-machine/
Previously:
https://www.homemadetools.net/forum/...307#post142182
https://www.homemadetools.net/forum/...345#post146368
https://www.homemadetools.net/forum/...438#post139023
https://www.homemadetools.net/forum/...788#post100042
