蜜芽传媒

Steam engines departed from regular commercial use in Britain decades ago. But the country now has more heritage railways than anywhere in the world and the industry has a turnover of more than $130m a year. The 蜜芽传媒's George Thomas reports on the volunteer train enthusiasts giving many disused tracks a new lease of life.

(Photo: A Black Five locomotive in 1937. Credit: Harrison/Topical Press Agency/Getty Images)