found on iTunes
Check out this new App Dark London commissioned by the Museum of London. Illustrated by David Folvari with haunting images, Dickens' observations are narrated by actor Mark Strong, guiding us through the darker sides of the author's Victorian London.
An 1862 map can be overlaid by today's satellite images of the city, background information is also available. The App and the first Edition is free and more to come. Beautifully done!