The elegant dome of St Paul's Cathedral dominates the London skyline, while an iconic Routemaster bus surges through the capital's roads. Using only his memory and Staedtler graphic pens, autistic artist Stephen Wilshire's intricate works perfectly capture life in the city. Stephen, 36, who memorises each site before starting a picture, said: ‘When I am drawing I think about the details so I can draw it back. In my life I have seen many changes to London and it is very exciting.'