A favorite for many cruise-goers and tourists, Ketchikan, Alaska, is a charming city located near the state’s southeastern edge.

Ziguinchor is the regional capital of Casamance in southern Senegal, situated along the Casamance River in a landscape of waterways, mangroves, palm groves, rice fields, and wooded areas. Its riverfront setting gives the city a character that differs from the drier regions farther north. Ziguinchor is an important commercial and transport center for Casamance, with connections by road and river to communities throughout the region.

On coastal Iceland, the globe's northernmost capital, Reykjavík, invites visitors to discover its unique charms. Iceland is rife with natural wonders: geysers, geothermic spas, waterfalls and the spectacular Northern Lights. Reykjavik, dating back to 870 AD, offers world-class museums, restaurants, shopping and nightlife.

Ronda, perched high above the El Tajo gorge in southern Spain’s Málaga province, offers one of the most dramatic landscapes in Andalusia. The city is split in two by a 120-meter-deep canyon carved by the Guadalevín River, and connected by the iconic Puente Nuevo, an 18th-century stone bridge that took over 40 years to complete. Visitors crossing the bridge can stop at the viewpoint built into the stone itself, once used as a prison.

Honolulu, the capital of Hawaiʻi and the largest city in the Pacific, blends the energy of a major urban center with the deep roots of Native Hawaiian culture. Set on the island of Oʻahu, it’s home to iconic beaches, royal history, and a rhythm all its own. This sunny capital city is the main portal to the larger Hawaiian archipelago, and the perfect base for exploring Oahu.