Pergamum, or Bergama, was a Hellenistic city state that once rivaled Athens and Alexandria as a cultural center. It is the site of one of the Seven Churches mentioned in the Book of Revelation. It became an important missionary center after the adoption of Christianity.

Barranquilla sits near the mouth of the Magdalena River on Columbia's Caribbean side. It is a major seaport and a center of commerce, but everyone breaks loose for four days in February for one of the liveliest carnivals outside of Rio.

Dominica, known as the “Nature Island of the Caribbean,” is a haven for eco-tourists and adventure seekers. Nestled between the French islands of Guadeloupe and Martinique, this lush island boasts a remarkable landscape of volcanic mountains, dense rainforests, and stunning waterfalls. Dominica’s most iconic natural wonder is the Boiling Lake, the second-largest hot spring in the world.

Pigeon Key is a small historic island in the Middle Keys, located just offshore from Marathon beneath the Old Seven Mile Bridge. The island occupies only a few acres, yet its position within the Florida Keys gives it an unusual combination of maritime history and tropical surroundings. Today, Pigeon Key is preserved as a historic and educational site, with restored buildings, a small museum, and facilities for marine science programs.

Uyuni, in southwestern Bolivia, is best known as the gateway to the world’s largest salt flat, Salar de Uyuni. Once a humble railway town, Uyuni has grown into a base for travelers drawn to this surreal landscape, where an ancient dried-up lake has left behind a vast expanse of glistening salt crust.