Barnard Castle is a market town in Teesdale, County Durham, England. It is named after the castle around which it was built. It is the main settlement in the Teesdale area, and is a popular tourist destination. The Bowes Museum has the best collection of European fine and decorative arts in the North of England, housed in a "magnificent" 19th century French-style chateau. Its most famous exhibit is the 18th century Silver Swan automaton, though art includes work by Goya and El Greco.