Bangkok is a city to overload the senses. Streets are crowded by tuk-tuks (motorized tri-shaws) and the occasional elephant weaving through congested traffic.

Glamorous Santorini, in the southern Aegean's Cyclades islands, curves round a giant lagoon, a caldera left by a volcanic eruption.

Grand Cayman's splashier side is the real draw. Offering a host of experiences, from petting attention- and food-seeking stingrays at Stingray City to exploring jaw-dropping drop-offs and dive sites, Grand Cayman is a watery wonderland.

Corfu refers to both the island and to its main town. Villages of whitewashed houses confetti the sunny isle, two to 15 miles off the Albanian coast.