Pick of the Day: The Tube - An Underground History
9pm, BBC2
As London’s Tube celebrates its 150th anniversary members of staff recount the history of the world’s oldest underground.
So Farringdon supervisor Iain MacPherson reveals why his station (the original terminus) was built in the 1860s and driver Dylan Glenister explains why each Edwardian station on the Piccadilly Line has its own tiling pattern.
With rare access to disused stations and archive footage.