Parkhead Viaduct - Credit: Wikimedia Commons
Parkhead Viaduct is a railway viaduct in Dudley, West Midlands, England. The original viaduct was a wooden structure erected in 1850 to carry the Oxford, Worcester and Wolverhampton Railway over Parkhead Locks on the Dudley Canal, near to the southern mouth of the Dudley Tunnel. The current brick viaduct was built in 1880 and it is believed that the original wooden structure is still encased within its successor. Read more on Wikipedia
Source: en.wikipedia.org