Coursing through 10 countries, the Danube is the second-longest river in Europe. This waterway, lined with fortresses and castles, rises in Germany's Black Forest and runs for 1,770 miles to the Black Sea. The Danube is an essential commercial thoroughfare for central and southeastern Europe, and several river cruise companies sail vessels on it year-round. Destinations along this river include Vienna, Budapest, Passau and Bratislava.

Batalha, a small town in central Portugal, is steeped in history and home to one of the country’s most magnificent monuments, the Batalha Monastery. This UNESCO World Heritage Site, also known as the Monastery of Santa Maria da Vitória, was built to commemorate the Portuguese victory over Castile at the Battle of Aljubarrota in 1385. I

Bacalar sits on the tranquil shores of Laguna de Bacalar in southern Quintana Roo, Mexico, and has been a meeting place for people and cultures for centuries. Its name comes from the ancient Maya phrase Sian Ka’an Bakhalal, meaning “where the sky is born,” a reminder of how deeply this place figures in regional history and identity.

Zagreb, the vibrant capital of Croatia, is a city where history, culture, and a youthful spirit collide in an unforgettable way. Wander through the cobblestone streets of the Upper Town (Gornji Grad) and marvel at its medieval architecture, such as the iconic St. Mark's Church, known for its colorful tiled roof depicting the coat of arms of Zagreb and the Kingdom of Croatia.

Gaze in awe at the majestic beauty of Icelandic fjords in Isafjordur, a small and remote fishing village on the coast of Iceland. Once a hub for maritime activities, Isafjordur is now a cultural center and offers a variety of museums to immerse you in the culture and history of the region.