Green Springs National Historic Landmark District is privately owned, includes no public facilities, but is visible from public highways. It sits astride Route 15 in Louisa County, Virginia.
Did You Know?
Eastern State Penitentiary, Philadelphia, opened in 1829 as part of a movement to change the behavior of inmates through "confinement in solitude with labor." It is estimated that more than 300 prisons worldwide are based on the Penitentiary's "radial" floor plan.