Healey Dell Viaduct
in Healey Dell Nature Reserve in the Spodden Valley, near Whitworth on the outskirts of Rochdale in Greater Manchester.
It carried the Rochdale to Bacup Railway Line.
Construction started in 1867, and the viaduct was opened in 1870.
103 feet high above the river, with eight arches, each with a 78 ft span.
1967 Closed
It now carries the National Cycle Network, Regional Network Route 92.
See Wikipedia entry.