"Wyncham Stream"@en . . . . . . "Wyncham Stream is a small river within the London Boroughs of Bexley and Bromley in southeast London, England, United Kingdom. It is 5.6 km (3.5 mi) in length and is a tributary of the River Shuttle.The stream rises from several sources in Chislehurst in the London Borough of Bromley and the BR7 post code area."@en . "6437.38"^^ .