"Swanscombe Heritage Park" . "Swanscombe Man" . . . . "Swanscombe" . . . "Swanscombe Heritage Park" . . . "39000.0" . "Swanscombe Skull Site National Nature Reserve" . . . . . . . . . . "swanscombe Heritage Park" . . . . "Swanscombe, Kent" . "Barnfield Pit" . "Swanscombe man" . . . "Geological" .