Culturally vibrant, efficiently run and attractively set at the meeting of river and lake, Zürich is regularly recognised as one of the world's most liveable cities. Long known as a savvy, hard-working financial centre, Switzerland's largest and wealthiest metropolis has also emerged in the 21st century as one of central Europe's hippest destinations, with an artsy, post-industrial edge that is epitomised in its exuberant summer Street Parade.