Feeling lucky? Then head to this city, the capital of its state, where gamblers have a 80-1 chance of hitting the target. Photograph: Nicholas WhitePhotograph: PRRolling pine-covered hills – and a chilly climate – gave the city its nickname. Missionaries certainly made themselves at home. Photograph: PROne of Spain’s biggest exports originated here. Name the city. Photograph: PRThis week’s winner will receive a £200 voucher from Hotels.com which can be used at more than 160,000 places to stay across the world, from quirky B&Bs and family boltholes to boutique hotels. Hotels.com customers can get a night free for every 10 stayed with its Welcome Rewards scheme. Email your answer by Thursday, 13 December 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 Valencia, Spain. The winner was Mrs K Claughton, from Otley, West Yorkshire.Photograph: PR