Midway between Salzburg and Vienna, Linz boasts beautiful Baroque buildings, including Old Town Hall and the Old Cathedral, Alter Dom. Lentos Kunstmuseum Linz has a major modern art collection and across the river, the striking Ars Electronica Center focuses on society, technology, and the future. Some of Austria's most iconic figures, including Adalbert Stifter, composers Wolfgang Mozart and Anton Bruckner, and the famous scientist Johannes Kepler, once called Linz home.

Saint Florent is a harbor town located on the island of Corsica off the coast of France. At the end of one of the most beautiful gulfs of the Mediterranean, Saint Florent is a unique town, offering sights such as the Genoese citadel and yachting port. Nebbio Cathedral, built in the 12th century, is another popular attraction, and fine white-sand beaches can be found nearby.

Vieques Island is found in the northeastern Caribbean, roughly 8 miles east of the Puerto Rican mainland. Its beaches are commonly acknowledged as some of the Caribbean's best. The Bioluminescent Bay is especially alluring given the undeveloped nature of the island.

Dijon is the capital of the Burgundy region in eastern France and a city renowned for its rich history, architectural beauty, and, of course, its world-famous mustard. With the city's origins dating back to Roman times, Dijon boasts an impressive array of historical sites, including the Église Notre-Dame and Palais des Ducs, one of France's most outstanding museums of fine arts.

Cahuita National Park is a protected coastal area on Costa Rica's southern Caribbean coast, near the town of Cahuita in Limón Province. The park protects a combination of tropical forest, beaches, wetlands, mangroves, coral reefs, and coastal waters. Its marine area is particularly important, encompassing one of Costa Rica's better-known coral reef systems.