The Ore Mountain Toy Museum in Seiffen (German: Erzgebirgische Spielzeugmuseum Seiffen) is an internationally known museum of Ore Mountain toys and Ore Mountain folk art. It was opened in 1953 in Seiffen. In 1973 it was joined by the Ore Mountains Open-Air Museum (Erzgebirgische Freilichtmuseum), a folk art and local historic museum with 14 houses typical of the Ore Mountains before 1900 on the edge of the toy village.