Pennsylvania Furnace Mansion
 Pennsylvania Furnace Mansion also known as the Lyon Mansion is a historic home located at Franklin Township in Huntingdon County Pennsylvania. It was built in 1834 and is a 2 1/2- to 4-story L-shaped limestone dwelling in the Federal style. The 3 1/2-story front facade features a center entrance framed by a transom and sidelights. Also located on the property is a contributing privy.