Europe

With equal measures of grunge and grace, Athens is a heady mix of history and edginess. The magnificent Acropolis, visible from almost every part of the city, is the hub around which Athens still revolves.

Barcelona is an enchanting seaside city with boundless culture, fabled architecture and a world-class drinking and dining scene. Towering temple columns, ancient city walls and subterranean stone corridors provide a window into Roman-era Barcino.

One of the world's most visited cities, London has something for everyone: from history and culture to fine food and good times. Immersed in history, London's rich seams of eye-opening antiquity are everywhere. The city's buildings are striking milestones in a unique and beguiling biography.

The popular perception of the Netherlands' third-largest city is of a stately, regal place populated with bureaucrats and businesspeople. Easy to explore on foot or by tram, this is a country that amply rewards those who stay for a few days.