Secrets of the London Underground - Season 4 Episode 1 -

Tim Dunn and Siddy Holloway explore Earl's Court station – a busy interchange on the Piccadilly and District lines, it's a station that has always embraced innovation. It was the very first station to install a passenger escalator and the first to install automatic lifts. Tim discovers how even today, the station is embracing the modern, with a re-design of the walkways created to fit in with its famous glass roof.