linking Newcastle city centre to North Shields, Whitley Bay, then looping back on itself and going south via the city centre again to Gateshead, the Stadium of Light, Sunderland and South Hylton
It is a light rail system and runs mainly overground on disused mainline tracks, but includes underground sections in Newcastle and Gateshead. The extension to Sunderland opened in 2002. A further expansions to Seaham is planned.