Historic Sites & Landmarks Downtown Fort Pitt Block House - The Point East Bushy Run Battlefield - Jeannette Kintersburg Covered Bridge - Marion Center Wycoff Mason House - Penn Hills North Burtner House - Natrona Heights Mars Flying Saucer - Mars South A.B. Miller Hall - Waynesburg Friendship Hill National Historical Site - Point Marion LeMoyne House - Washington Meadowcroft Rockshelter & Historic Village - Avella Nemacolin Castle -- Brownsville White Covered Bridge - Waynesburg West Dickson Log House - Ben Avon The Captain William Vicary Mansion - Freedom Walker - Ewing Log House - Oakdale