Geography of Sheffield (Totley Brook passes south of Totley and meets Old Hay Brook at Needham's Dyke). The Sheaf flows northwards to join the River Don near Blonk Street Bridge in the city centre. This lower section of the River Sheaf together with the River Don, between the present Blonk Street and Lady's Bridge, formed part of the perimeter of Sheffield Castle. Porter Brook's source is just inside the Peak District National Park, to the west of the city, at Clough Hollow, also near Ringinglow. From here it flows eastward to meet the Sheaf, at a point now located underneath Sheffield Midland Station.
Sheffield City Centre within easy walking distance of the main shopping areas. This station lies at the northern end of the Midland Main Line which begins at St Pancras International, thus affording Sheffield a direct connection to the capital and also Europe, via the Eurostar. Direct connections to other major UK cities are also available. Sheffield Station is connected to the central zone of the city centre by Sheaf Square and Howard street which leads to Arundel Gate at the Heart of the City. Sheffield possesses its own tram system known as the Sheffield Supertram. It operates on three routes, all of which