Clapham South | London Transport MuseumJourney 11 stories underground at Clapham South to explore one of eight deep-level shelters that exist below the streets of London.Skip page header and navigation Search London Transport Museum Clapham South Subterranean Shelter Journey 11 stories underground to explore one of eight deep-level shelters that exist below the streets of London. Opened to the public in July 1944, Clapham https://www.ltmuseum.co.uk/hidden-london/clapham-south