Underground Sesquicentennial!

The London Underground is about to celebrate its 150th anniversary. In the first of several posts making the event, here's a selection of images. 

The unique Barons Court station benches

Ticket machine, London Underground Museum Acton Depot

St Paul's Station

South Kensington station entrance

Carriage, London Transport Museum Acton Depot

Carriage tube map detail, London Transport Museum Acton Depot

Piccadilly Circus world clock

Aldgate Station

For some stunning, long-hidden posters at Notting Hill station, click here.