Viewfinder competition: win a £200 hotel voucher

On the coast, but at the geographic centre of its country, this city has one of its nation’s youngest populations, reflected in its festivals, concerts and nightlife. Photograph: PR

It is also home to one of its oldest recorded settlements – and is synonymous with a remarkable iron age relic. Photograph: PR

The second city, it will soon become a capital. Name the city. Photograph: PR

This week’s winner will receive a £200 voucher from Hotels.com, which can be used at more than 200,000 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, 18 July 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 Pau, France. The winner was Ann Sirrell, from Yate, South Gloucestershire Photograph: PR