Broadcaster and author Jonathan Dimbleby is at the Royal Geographical Society to discuss and sign copies of Russia: A Journey to the Heart of a Land and Its People, the travelogue of his 10,000-mile journey around the country that Churchill dubbed ‘a riddle wrapped in a mystery inside an enigma’. The talk is from 7pm at 1 Kensington Gore, SW7 2AR and tickets are on the door for £7.50.......