Castries, St. Lucia's capital and a busy port city, is an idyllic Caribbean wonderland. Tourists will find craft and fruit markets, photo-ready murals and a general cozy charm here. One must-do activity is getting to the top Morne Fortune (Hill of Good Luck) to drink in the lovely panoramic views. Be sure to visit the museum at Derek Walcott Square, and soak up the sun on Vigie Beach!

A favorite stop on South American and Antarctic cruises, Punta Arenas lies within the spectacular system of fjords that dot the coast of Chile. La Cruz Hill affords commanding views of the Straits of Magellan. Visit Punta Arenas for fascinating museums, quaint restaurants filled with fresh Chilean eats, and ample opportunity to watch local penguins!

The Amazon River, winding through the heart of South America, is a marvel of nature that offers unparalleled adventure in one of the most biodiverse regions on Earth.

Architecture, fine art, theater, dining, shopping... what can't you experience in New York City? Cloud-breaching skyscrapers dot its skyline, while Lady Liberty stands proudly in New York Harbor. Visitors taking a bite of the Big Apple will find endless options in this metropolis' five distinct boroughs (Brooklyn, Queens, Manhattan, the Bronx, Staten Island).

No place on Earth quite compares to Antarctica, this stunning and vast continent is cold and windy, containing 90% of the ice in the world. Those who brave a visit here are rewarded with beautiful glaciers that must be seen to be believed, and a vast array of wildlife such as whales, penguins, Arctic foxes and seals.