Osijek, located in the eastern part of Croatia, is a city that blends rich history, vibrant culture, and a lively atmosphere. Situated along the banks of the Drava River, Osijek is the fourth-largest city in the country and the cultural and economic center of the Slavonia region.

Three hours north of Auckland, a chain of verdant islands meet glittering turquoise waters in the Bay of Islands. This subtropical paradise will astound you with its abundance of natural beauty and marine life. Sail to the Bay of Islands, and you'll find plenty to see and explore. Hike to stunning Rainbow Falls, kayak along the shores of New Zealand's lush coastline, and keep an eye out for whales, dolphins, penguins, and a variety of colorful parrots.

A tributary of the Rhine, the Moselle River flows through France, Luxembourg and Germany. The Moselle also lends its name to a region of France, a valley which it bisects, and a wine produced along its banks.

Nova Scotia covers an area of 21,425 sq. miles, and Halifax is the capital. This is an area rich in history — Gaelic is still spoken here in some areas by descendants of the early settlers. The coast is peppered with fishing villages, and inland the climate boasts sprawling valleys and rocky headlands.

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.