Even if you’ve never been to Prague, chances are you’ve seen it on the big screen. Twenty years ago, Tom Cruise raced across the Charles Bridge in a key scene in Mission Impossible; since then the city, with its storybook castles and cathedrals, has been a backdrop for other Hollywood blockbusters, including Casino Royale and The Bourne Identity. But good looks are only part of what makes Prague the No. 1 international destination in Money’s Best in Travel 2016 guide. All that beauty—plus great museums, charming cafes, and five-star hotels—comes at a bargain: the cost of a day on the town has fallen almost 10% in the past year.