Richmond Bridge, London
Richmond Bridge is an 18th-century stone arch bridge that crosses the River Thames at Richmond, connecting the two halves of the present-day London Borough of Richmond upon Thames. It was designed by James Paine and Kenton Couse.

Richmond Bridge is an 18th-century stone arch bridge that crosses the River Thames at Richmond, connecting the two halves of the present-day London Borough of Richmond upon Thames. It was designed by James Paine and Kenton Couse.
Check the official site before travelling; hours and prices can change.
More bridges

Tower Bridge
The bridge people mean when they say London Bridge. Walk the high-level walkway for the glass floor.

Millennium Bridge
Foot-only suspension bridge from St Paul's to Tate Modern — the only crossing aligned on St Paul's dome.

Hammersmith Bridge
Currently pedestrian-only, Victorian wrought-iron beauty — best photographed at golden hour.
Source: wiki-list