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. Hop on a cable car, one of the city's most popular attractions, for stunning city-wide views, or cruise down the Rhine to spot some of Koblenz's magnificent fortresses and castles, including the Ehrenbreitstein Fortress and Schloss Stolzenfels.

Doubtful Fjord (Doubtful Sound) is a large fjord in southwestern New Zealand, in the same region as the smaller but better known Milford Sound. It is home to an unusually large population of bottlenose dolphins, as well as a variety of birds, fur seals, penguins, and often even humpback whales.

The Dordogne River flows from the mountains of Auvergne to Bordeaux through the magnificent French countryside. The valley area named for the river is full of bucolic scenery, dotted with welcoming rural villages, quaint riverside castles, and plenty of opportunities for gourmet meals in true French tradition.

Oruro, city in western Bolivia, capital of Oruro Department, located on a plateau about 3700 m (about 12,140 ft) above sea level. Oruro is a major railroad junction and an important commercial and processing center in a mineral, especially tin, mining area. Industries in the city include tin smelting and shoe and clothing manufacture. The Technical University of Oruro (1892) is here. Oruro was settled about 1595 by Spaniards interested in its silver deposits.

Gabon, located on the west coast of Central Africa, is a country of lush rainforests, vast savannas, and a pristine Atlantic coastline. Despite its small population, it is home to remarkable biodiversity, including gorillas, chimpanzees, forest elephants, and countless bird species. National parks such as Loango and Ivindo protect these habitats, offering visitors a chance to experience Africa’s wildlife in relatively untouched landscapes.