You can drive, however, to the South Dock, for a close look at the river, parking there for picnics or a boat trip.
In 1994, South Dock reopened as London's largest marina, with over 200 berths.
There is also a marina yacht club and a licensed restaurant barge at South Dock.
Further extensions to the South Dock were opened in 1907 and 1914.
Construction began on the South Dock in 1852 by a private company.
The South Dock was closed in 1971 and was redeveloped in the 1980s.
They had passed the Blackwall entrance to the South Dock.
The area was just beyond the last of the South Docks, the Herculaneum Dock.
Originally the city council decided to fill in the South Dock.
Later on, the same company was paid to dig out the South Dock again to create the marina.