It is a massive octagonal stone gatehouse featuring large Romanesque archways that alternate with Gothic style windows that once contained stained glass.

It also features a turret, atop an intricate tile roof supported by a complicated system of iron trusses.

[2] Clifton Park Valve House was listed on the National Register of Historic Places in 1971.

[1] In 2014, Preservation Maryland placed Clifton Park Valve House on its list of threatened historic properties.

This article about a Registered Historic Place in Baltimore is a stub.