Nestled in the Aburrá Valley and surrounded by the Andes mountains, Medellín offers a stunning backdrop for visitors and boasts a pleasant climate year-round, earning it the nickname "City of Eternal Spring."

Malta’s ornate and vibrant capital, Valletta, dazzles travelers with its abundance of historical landmarks and striking architecture. This island jewel off the coast of Italy remains a popular destination for Mediterranean cruises. From central St. George’s Square, to sixteenth-century Casa Rocca Piccola, to the Siege Bell War Memorial, Valletta has no shortage of monuments detailing the city’s long history.

ABERDEEN -- Scotland's third-largest city (pop. 187,000) is characterized by buildings of beautiful white granite. Set beside the North Sea, Aberdeen is both a university town and the capital of the Scottish oil boom. It is also one of Scotland's largest seaside resorts (though its appeal is confined to those who like their water well-chilled).

Calgary, set against the backdrop of Alberta’s prairie landscape and the distant Canadian Rockies, is a city where western heritage and modern innovation meet. Once a hub for cattle ranching and the oil industry, it has grown into one of Canada’s most dynamic urban centers.

Ulaanbaatar, the capital of Mongolia, is a city where tradition and modern life intertwine. Nestled in a valley surrounded by mountains, it serves as the country’s cultural, political, and economic hub. The city’s skyline features a mix of Soviet-era architecture, Buddhist monasteries, and contemporary high-rises.