Step back in time: Two free Victorian London exhibitions open in the city

There are two free exhibitions in the City of London at the moment both taking a look back at Victorian London.
The first is outside St Paul’s Cathedral and is a photographic exhibition of London from 1839 onwards. This exhibition delves into the London Archive’s collections to present some of most striking images of the era; from one of the first known photographs of London to the opening of Blackwall Tunnel at the end of the century, taking in the Crystal Palace and the first Tube