Orchardton Tower, is a ruined tower house in Kirkcudbrightshire, Dumfries and Galloway, south west Scotland. It is located 4 miles (6.1km) south of Dalbeattie, and 1 mile (1.7km) south of Palnackie, in Buittle parish. It is remarkable as the only cylindrical tower house in Scotland. Orchardton Tower is in the care of Historic Scotland, and is a Category A listed building,and a Scheduled Ancient Monument.[2]