Penshaw Monument was created in 1844.
No-one has ever found evidence to support the "monument ghost" but on wikipedia there is a history section that says a 15 year-old boy was pushed from the roof.
Tyne bridge, angel of the north, the millennium bridge, penshaw monument, Durham cathedral, the f pit and the swing bridge. 
The Equator monument was created in 1930.
Groton Monument was created in 1830.
Wesselényi Monument was created in 1902.
Macdonald Monument was created in 1895.
Lansdowne Monument was created in 1845.
Jasenovac monument was created in 1966.
Battle Monument was created in 1825.
Monument of Death was created in 2001.
Ames Monument was created in 1880.
Signers Monument was created in 1848.