Bolivia's third largest city, it lies high in the valley of Cordillera Oriental. It is an agricultural hub of the country, especially for grains. Founded in 1574 by a conquistador, it is the home of an excellent archeological museum.

Humacao is a coastal city on the southeastern side of Puerto Rico, facing the Caribbean Sea and surrounded by low hills, wetlands, beaches, and agricultural land. The city sits near the mouth of the Río Humacao, with its urban center inland from the coast and several communities extending toward the shoreline.

Ulm, Germany, a picturesque city on the banks of the Danube River, offers a rich tapestry of history and modern charm. Dominating its skyline is the Ulm Minster, home to the tallest church steeple in the world at 161.5 meters (530 feet). This Gothic masterpiece invites visitors to climb its 768 steps for a breathtaking panoramic view of the city and the surrounding countryside.

Lexington lies in Kentucky’s Bluegrass Region, surrounded by rolling pastureland, limestone-rich soil and hundreds of horse farms. Known as the “Horse Capital of the World,” the city is closely associated with Thoroughbred breeding and racing, yet it also has a busy downtown shaped by universities, restaurants, arts venues and bourbon production.

Ninh Binh, located about 100 kilometers south of Hanoi, offers a landscape shaped by limestone karsts, winding rivers, and flooded rice paddies. Often referred to as “Ha Long Bay on land,” the area is best explored by rowboat. At Trang An Scenic Landscape Complex, boat routes pass through caves, ancient pagodas, and valleys surrounded by towering cliffs. Local rowers often use their feet to paddle, an unusual technique that surprises many first-time visitors.