The organisation looking after London's iconic Tower ... the River Thames, as well as its neighbour, the Blackwall Tunnel. Simon Latham, the acting managing director of the City Bridge Foundation ...

It comes hours after police were forced to shut Tower Bridge to traffic ... section of the tunnel to close, causing gridlock in surrounding areas of the major river crossing.

The new network of pipes has already intercepted 6.8 million tons of sewage and runoff that might otherwise have spilled into ...