Viewfinder competition: win a £200 hotel voucher

This city has demanded the attention of the world through a series of prestigious sports events and infrastructure projects … Photograph: PR

The grandest of all the indirect result of a natural disaster. Photograph: PR

It is also the home of a beautiful food market, a famous dish and, according to believers, the holiest of holy relics. Name the city. Photograph: PR

This 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 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 Hue, Vietnam. The winner was Mike Rose, from Chichester. Photograph: PR