The Strange Things One Discovers …

Quite by chance I was earlier today reading the Transport for London webpage on the history of the Central Line, and came across this oddity about our local Underground station:

[…] Greenford station, the entrance hall was at ground level but the railway was on a viaduct, and thus became the first, and only, station on the London Underground to have escalators [actualy only one escalator these days] leading from street level UP to the trains.