Omaha, city in eastern Nebraska. The seat of Douglas County, it is a port of entry on the Missouri River, opposite Council Bluffs, Iowa. The largest city in Nebraska, Omaha is a commercial, manufacturing, and transportation center situated in a productive livestock-raising and grain-farming region.

A lesser-known river port in the Mekong Delta, Sa Dec was once the capital of Dong Thap province of southern Vietnam. Today, it is best known for its flower gardens and authentic bustling market. The city is also famous as the setting for French writer Marguerite Duras' 1984 novel, The Lover, and its 1991 film adaptation of the same name.

Sweden is a country where medieval towns, coastal archipelagos, and expansive forests sit side by side with modern design and a strong cultural identity. Stockholm, the capital, is built across 14 islands connected by bridges and ferries. The historic district of Gamla Stan features narrow, cobbled streets and colorful buildings dating back to the 13th century.

Ilha Grande, an island off the coast of Rio de Janeiro state, is a place where tropical forest and coastline meet in striking harmony. Once a pirate hideout and later the site of a penal colony, it has evolved into one of Brazil’s most remarkable island destinations. With no cars allowed and no large resorts, the island moves at a different pace, where footpaths and boats are the main ways to get around.

Williams is a small city in northern Arizona, located along historic Route 66 and near the edge of the Kaibab National Forest. It is often known as the “Gateway to the Grand Canyon” due to its role as a departure point for the Grand Canyon Railway.