Lewisham (/ˈluː.ɪʃəm/) is an area in south-east London, England, in the London Borough of Lewisham, centred 5.9 miles (9.5 km) south-east of Charing Cross. Lewisham Gateway is a redevelopment site bounded by the DLR station, Lewisham High Street, the Shopping Centre and the Railway to Blackheath. 2  The highway layout is being changed from a roundabout to two signalised junctions, while the River Ravensbourne and the Quaggy will be re-routed.