Kinshasa, the capital of the Democratic Republic of the Congo, is one of Africa’s most vibrant and unpredictable cities. Sprawling along the banks of the Congo River, it’s the third-largest city on the continent and pulses with music, art, and personality at every turn. Across the river lies Brazzaville, making Kinshasa part of the only pair of national capitals facing each other across a single waterway.

Ayutthaya, located about 80 kilometers north of Bangkok, Thailand, was the capital of the Ayutthaya Kingdom from the 14th to the 18th century. Its ruins, set among rivers and canals, reveal a once-thriving city that was a hub of trade, politics, and culture, linking Southeast Asia with China, India, and Europe.

To visit Barcelona is to embrace both the past and the future. There is much to do and see in this cosmopolitan capital of Catalonia, from medieval structures to beaches to UNESCO Heritage Sites by Antoni Gaudí and Lluís Doménech i Montaner.

Alice Springs, located in the heart of Australia’s Red Centre, is a town deeply connected to the desert landscapes and Aboriginal culture that define the region. Long an important meeting place for the Arrernte people, it remains a center of Indigenous art and traditions, with galleries and cultural institutions showcasing some of the world’s most renowned Aboriginal artworks and stories.

Albuquerque, New Mexico, is a city where centuries-old adobe architecture, desert landscapes, and modern innovation meet beneath some of the clearest skies in the country. Every October, Albuquerque becomes the site of one of the most photographed events in the world: the Albuquerque International Balloon Fiesta. For nine crisp mornings, hundreds of hot air balloons rise over the city, painting the sky in brilliant colors and wild shapes with everything from farm animals to space aliens.