The inhabitants of this capital city, once a German protectorate, lost a whole day this time last year – and they couldn’t blame the alcohol.Photograph: AlamyLocals are known for dancing, rugby and body art… Photograph: PR… but its most famous monument lies up the Road of Loving Hearts and commemorates a home 10,000 miles from home. 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, 3 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 Aldeburgh, Suffolk. The winner was Lora McGinlay, from Glasgow.Photograph: PR