See how he did it
Stephen Wiltshire MBE, Hon.FSAI (born 24 April 1974) is a British architectural artist. He is known for his ability to draw from memory a landscape after seeing it just once. His work has gained worldwide popularity. In 2006, Wiltshire was made a Member of the Order of the British Empire (MBE) for services to art. In the same year, he opened a permanent gallery on the Royal Opera Arcade in London