Warren Bennett on Wikimedia Commons Chislehurst Caves. People came from across London and north west Kent to shelter here during the Blitz. At the height of the bombardment between October 1940 and July 1941 thousands used the cave system each night. Caveside Close, Chislehurst, London by London Borough of Bromley Colour: blue Wikimedia: Flickr: [geolocate this address] Google Streetview OpenStreetMap