The largest agricultural exhibition structure in the world, fourteen acres of ideal exhibition and floor space. The main building has ten acres of floor space under one roof, with a total display area of 300,000 square feet. The Pennsylvania State Farm Products Show is held here each January. Arena contains a show ring 240 feet long and 120 feet wide, largest in the United States. It is backed with 7639 seats. The Pennsylvania National Horse Show takes place here each Fall.