Glenfinnan Viaduct, 1997
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Glenfinnan Viaduct, on the West Highland line, by Lynn Patrick, 1997. This viaduct was built from 1897 to 1901, and was the first large scale use of concrete in a British construction project since Roman days. The line linked Mallaig and Fort William. This viaduct was featured in the film "Harry Potter and the Chamber of Secrets", in 2002.