Viewfinder competition: win a £150 hotel voucher

Fancy meeting in this city, host of a controversial Olympics and a fair that inspired a song, a musical and a film? Photograph: PR

Today it’s defined by a towering arch on the bank of a mighty river … Photograph: PR

… and is home to several professional sports teams, who presumably don’t indulge too much in local deep-fried ravioli or gooey cake. Name the city. Photograph: Jerry Lampen/Reuters

This week’s winner will receive a £150 voucher from Hotels.com which can be used at more than 150,000 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 rewards scheme. Email your answer by Thursday 20 September 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 Bilbao, Spain. Gordon Lowe from Thornton-Cleveleys, Lancashire. Photograph: PR