Viewfinder competition: win a £150 hotel voucher

Nul points for guessing which country we’re in this week – but which city is it? Thousands of heavy rock fans flock to an island nearby each year and the city has made plenty of capital out of its title this year.
Photograph: Marja Voononen/Rex Features

Two teams battle it out for supremacy on ice … Photograph: RONI LEHTI/EPA

… and the city’s maritime past shapes an extraordinary new church. Name the city Photograph: PR

This week’s winner will receive a £150 voucher from Hotels.com which can be used at more than 120,000 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, 15 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 Portland, Oregon. The winner was Penny Draper, from Bexleyheath Photograph: Dallas & John Heaton/Robert Hard