London's "Mail Rail" is set to open again after being closed for 14 years. The underground system, previously hidden from the public, was used to transport post across the city for 76 years.

Mail and rail don’t just rhyme ... still roughly 50 sorting engines operating across the rail network. The overnight Glasgow to London train was held up by a red signal triggered by the team ...

A Royal Mail rail service travelling from Glasgow to London was the scene of The Great Train Robbery. A gang of 15 robbers boarded a Royal Mail train in August 1963 and stole about £2.6million ...