City of London London River Services pier is on the Thames in the City, Blackfriars Millennium Pier, though the Tower Millennium Pier lies adjacent to the boundary near the Tower of London. One of the Port of London's 25 safeguarded wharves, Walbrook Wharf, is adjacent to Cannon Street station, and is used by the Corporation to transfer waste via the river. Swan Lane Pier, just upstream of London Bridge, is proposed to be replaced and upgraded for regular passenger services, planned to take place in 2012–2015. Before then, Tower Pier is to be extended. There is a public riverside walk along the river
History of the London Underground services reached Richmond, Ealing, Hounslow and Wimbledon. As part of the project that completed the Circle line in October 1884, the District began to serve Whitechapel. As a result of the expansion, by 1898, 550 trains operated daily. Services began running to Upminster in 1902, after a link to the London, Tilbury & Southend Railway had been built. In 1869, a passage was dug through the London Clay under the Thames from Great Tower Hill to Pickle Herring Stairs near Vine Street (now Vine Lane). A circular tunnel was dug , using a wrought iron shield, a method that had