Do you want to discover where Lenin, Stalin and Trotsky attended the London Congress of the future Communist party of Russia, or visit a rural idyll at the heart of Whitechapel? Who was Tommy Flowers and where was Joseph Merrick first seen by Dr Frederick Treves? Why are there artworks on the Spitalfields pavements and maidens' faces decorating so many walls? What are the secrets behind the graceful but unadorned Georgian building fa ades? In Secret...