Get the royal treatment at Hay House, known as the "Palace of the South." The magnificent Italian Renaissance Revival Hay House was featured on A&E's America's Castles program. Built from 1855-1859, this antebellum mansion covers 18,000 square-feet, 24 rooms and seven levels and is designated as a National Historic Landmark for its innovative architecture and technology. Open to the public for tours and also available for special event rentals.