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.
Whether cruising along its waters, exploring historic towns, or simply soaking in the scenic views, the Rhine River offers an experience that is as diverse as the countries it passes through.
Española Island lies in the southeastern part of the Galápagos archipelago. Highlights of this tropical paradise include Punta Suarez, a popular scenic point for bird watching, and the beaches of Bahía Gardner on the island's north coast.
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.