Which ruined castle in South Lanarkshire, Scotland overlooks the River Nethan?
River Nethan The River Nethan is a river which flows between Glenbuck in East Ayrshire and Crossford, South Lanarkshire where it feeds into the River Clyde, with the town of Lesmahagow and surrounding villages sitting on the river course. The area of woodland surrounding the River Nethan at Crossford and Auchenheath has been declared a site of special scientific interest and forms a part of the Clyde Valley Woodlands National Nature Reserve as Nethan Gorge. Craignethan Castle, a 16th-century fortification, overlooks the river.
Castle Levan Castle Levan (also known as Levan Castle) is a fortified tower house in Levan area of Gourock, Inverclyde, Scotland.