It has been listed on the National Register of Historic Places since December 17, 1969.
The manor was built by the Cairo businessman Charles A. Galigher in 1869.
It is a 14-room red brick house which features double walls intended to keep out the city's famous dampness with their ten-inch airspaces.
When Grant retired after two terms as president he was subject of a lavish celebration at Magnolia Manor.
This article about a property in Alexander County, Illinois on the National Register of Historic Places is a stub.