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.

Akita sits in the northern part of Japan’s Tōhoku region and offers travelers experiences rooted in long-held traditions, lively festivals, and scenic valleys. Its capital city blends seasonal appeal with cultural offerings, from Senshu Park, once the site of Kubota Castle, where cherry blossoms and lotuses draw locals and visitors alike, to the Akita Museum of Art, a striking building designed by famed architect Tadao Ando that displays works including pieces by Tsuguharu Foujita.

The Yangtze River, a magnificent artery of China, stretches over 6,300 kilometers (3,917 miles) from the Tibetan Plateau to the East China Sea. As the longest river in Asia and the third longest in the world, it weaves through breathtaking landscapes and vibrant cities, making it a prime destination for travelers seeking both adventure and cultural immersion.

Pula, a historic city located on the Istrian Peninsula in Croatia, is renowned for its impressive Roman heritage and vibrant cultural scene. The city's centerpiece is the Pula Arena, one of the best-preserved Roman amphitheaters in the world. This monumental structure, built in the 1st century AD, offers visitors a glimpse into ancient spectacles and gladiatorial contests. Today, it hosts various events, including concerts and film festivals.

Krk, the largest island in the Adriatic Sea, offers a captivating blend of historical charm and natural beauty. The city of Krk, located on the island's southwestern coast, is renowned for its rich cultural heritage and stunning coastal scenery. The city's historical heart is its Old Town, where ancient walls and charming narrow streets lead visitors through centuries of history.