In 1572, cartographers Georg Braun from Germany and Frans Hogenberg from Belgium produced an early birds-eye detailed map of London.
Where in London are there 20,000 bodies buried under a roundabout?
This is a good quiz question and the answer is under the Museum of London! Underneath the museum of London (which is built on a roundabout) in the bunker-like bowels is a collection of a completely different kind that is not open to the public.