Evidence of our nation's birth abounds in Boston, a hub of revolution that is essentially the oldest city in the United States. Visitors are compelled to walk the 2.5-mile Freedom Trail around the city center, and bear witness to 16 historical locations related to the history of America.

Capital of Martinique, a French overseas territory, Fort-de-France is a veritable island paradise replete with striking colonial architecture, exotic flora and fauna, verdant nature parks, and sparkling beaches. Highlights of this vibrant island capital include the colorful Jardin de Balata, the cascading Fontaine Didier waterfall, and the expansive Schoelcher Library.

Lima's sprawling size and unique embrace of both past and present make it an unforgettably unique destination. Colonial architecture, gastronomical delights, and art are all part of the fabric of this city.

Taormina, with its hilltop location above the Ionian Sea, is easily one of Italy's most beautiful places. As it's packed with people in the summertime, recommended months to visit include April and September.

The Cook Islands, a group of 15 islands scattered across the South Pacific, offer a rare blend of Polynesian tradition and laid-back island charm. Rarotonga, the largest and most visited island, is ringed by a turquoise lagoon and backed by lush mountains. Visitors can circle the entire island in under an hour, stopping along the way for fresh coconut, beachside cafés, or a quick swim in the clear lagoon.