Tower Bridge bridge's upper walkways. The pedestrian walkways are above the river at high tide. The main bridge deck carries two lanes of road traffic between two low-level pedestrian walkways across both suspension spans and the opening bascule section of the bridge, with the walkways separated from the roadway by fences. The roadway passes through each of the two towers, whereas the low-level walkways pass around the outside of the towers. One of the chimneys on the bridge, which are often mistaken for lamp posts, connects up to an old fireplace in a guardroom of the Tower of London. It is long-disused.
Richmond Bridge, London from its general west to east direction, flowing from southeast to northwest in this part of London, what would otherwise be known as the north and south banks are often referred to as the "Middlesex" (Twickenham) and "Surrey" (Richmond) banks respectively, named after the historic counties to which each side once belonged. The bridge was widened and slightly flattened in 1937–40, but otherwise still conforms to its original design. The eighth Thames bridge to be built in what is now Greater London, it is today the oldest surviving Thames bridge in London. The small town of Sheen on the Surrey