This 2,000-year-old city, where the Teutonic Order founded one of its first commanderies in the 13th century, lies on the convergence of the Moselle and Rhine Rivers.

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!

Sinaloa, in Northwest Mexico, comprises 18 municipalities, and Culiacán Rosales serves as its capital. It is located opposite Baja California Sur, across the Gulf of California.

Saint John is a culturally-rich seaport city on New Brunswick's Bay of Fundy. History and natural wonders combine to make this locale a hidden Canadian gem.

It's the largest of the three U.S. Virgin Islands, lying 40 miles south of St. Thomas and St. John. While its history is laced with tales of pirates and privateers, the island today maintains a slower, more quiet pace than its sisters to the north.