Barranquilla sits near the mouth of the Magdalena River on Columbia's Caribbean side. It is a major seaport and a center of commerce, but everyone breaks loose for four days in February for one of the liveliest carnivals outside of Rio.

Speyer, located in the Rhineland-Palatinate region of Germany, is a city rich in history and culture. One of its most notable landmarks is the Speyer Cathedral, a UNESCO World Heritage Site and one of the largest Romanesque churches in the world.

Ho Chi Minh City, Vietnam’s largest metropolis, is a dynamic hub where history, culture, and commerce intersect. Formerly known as Saigon, the city reflects layers of its past, from French colonial architecture to markets and historic districts that capture the energy of daily life.

Fukuoka, Japan’s vibrant city on the island of Kyushu, offers a captivating blend of history, culture, and modern charm. Known for its welcoming atmosphere and rich heritage, Fukuoka is home to the impressive Fukuoka Castle, a historical site that offers a glimpse into the city’s feudal past.

Perugia, the capital of Italy’s Umbria region, is a city built across hills and centuries. Originally settled by the Etruscans more than 2,500 years ago, it still holds remnants of their civilization, including one of the largest surviving Etruscan arches in Italy named Arco Etrusco, which greets visitors at the city’s entrance. Walking through the narrow streets of the historic center reveals layers of Roman, medieval, and Renaissance architecture, all woven together within ancient stone walls.