Oliver Cromwell travelled from London to Rowsley in Derbyshire, as part of a tour organised by Peak Rail.
It was one of the last steam engines to operate on the line through the Peak District before closure in 1960's and has returned hauling a special train, more than 40 years after it last visited the region.
http://www.bbc.co.uk/news/uk-england-leicestershire-18087659
Link from Tony Wilson