One of the major rivers of the Iberian Peninsula, the Douro in north-central Spain and Portugal just might be the world's most beautiful wine region. Most of the river on the Spanish side isn't navigable, so river cruises generally travel roundtrip from Porto, on the coast of the Atlantic.

St. Louis is a major city in the state of Missouri, United States, located along the western bank of the Mississippi River. It is widely recognized for the Gateway Arch, which defines its skyline and reflects its historical role as a point of movement toward the western parts of the country.

Pretoria, one of South Africa’s three capital cities, serves as the administrative capital and is renowned for its stately architecture, tree-lined avenues, and historical significance. Established in the mid-19th century, it reflects a blend of colonial Dutch, British, and Afrikaner influences.

This beautiful port city and capital of the Nagasaki Prefecture is located on the island of Kyushu.

Behold beautiful Lucerne! This German-speaking area of central Switzerland on Lake Lucerne is a truly spectacular locale. Surrounded by mountains and notable for its famous Chapel Bridge, this idyllic and musical Swiss locale is wonderful any time of year.