Set on the Adriatic Sea, Zadar, Croatia, is a major Dalmatia historical center and a tourism magnet. Walk ancient streets, see Roman ruins and enjoy white-sand beaches.

Puerto Rico is a colorful and invincible archipelago. This U.S. territory, irrevocably shaped by colonialism and dramatic weather events, is awash in culture, with much to be learned in its art galleries and its centuries-old citadels. Capital city San Juan is the largest city and tourism hub. Visitors should see Old San Juan, the inviting beaches, and Museo de Arte de Ponce, among the finest art museums in the Caribbean.

A popular stop on river cruises down the Rhône, Tournon, France is a picturesque town south of Lyon. Despite its small size, this French ville is instantly charming. From historic buildings like the Château-Musée de Tournon and the Église Saint-Julien de Tournon, to the lush botanical splendor of the Jardin d’Eden, Tournon’s quaint beauty is guaranteed to enchant.

With its mix of cultural heritage and access to extraordinary landscapes, Ponta Delgada captures the spirit of the Azores. Whether exploring its historic streets, savoring local cuisine, or embarking on adventures in nature, travelers will find plenty to inspire and delight in this charming city.

Ol Doinyo Lengai, often called the "Mountain of God," is an active volcano located in northern Tanzania and is a must-visit for adventurous travelers. Towering over the Great Rift Valley, this majestic peak is unique due to its lava composition. Unlike most volcanoes that produce molten lava, Ol Doinyo Lengai emits natrocarbonatite lava, which is unusually cool and flows like water. This rare phenomenon makes it one of the most intriguing volcanic landscapes on Earth.