



Email your answer by 24 January to viewfinder@observer.co.uk or send a postcard, with address and phone number, to Viewfinder, The Observer, Kings Place, 90 York Way, London N1 9GU.
■ Last week’s answer was Cali, Colombia. The winner was Mike Ainscough, from Rishton, Lancashire. Photograph: Eckehard Schulz/AP
