London Engineering Landmarks Walk
Meet your tour guide and enter the Tower Subway, a tunnel beneath the River Thames in central London, between Tower Hill on the river's north bank and Vine Lane.
Continue towards Tower Bridge, which crosses the River Thames and has become a world-famous symbol of London.
See London Bridge, the first great stone arch bridge built in Britain. It stands at the western end of the Pool of London and is known to people worldwide.
See the plaque for King William Street station.
Head towards Bank station, the fourth busiest underground interchange station. It is served by the Central, Northern, Waterloo and City lines.
Walk by the former Stock Exchange, Founders' Court, and the Pedway.
The tour ends at Moorgate station, a central London railway terminus.