 The Rock House State Historic Site property includes a large plot of woodland that extends east from the Rock House to Old Bon Air Road.The Walton Road, an early wagon road connecting Knoxville and Nashville, forked at Crossville atop the Cumberland Plateau.The main branch (roughly following the modern US-70N) continued northwestward to what is now Monterey, while a second branch (roughly following the modern US-70) proceeded westward to what is now Sparta.