This 2,000-year-old city, where the Teutonic Order founded one of its first commanderies in the 13th century, lies on the convergence of the Moselle and Rhine Rivers.

Cuba is a multicultural nation and the largest island of the West Indies. Its waterfront capital is Havana, a musical, scenery-rich city that is the center of commerce and tourism. Walk the Malecon of Havana, marvel at the artworks in the Museo Nacional de Bellas Artes, and go for a refreshing swim on Cayo Coco in central Cuba.

A major port city on the River Scheldt, Antwerp, Belgium, is a cultural, historical, and commercial hub and the country's most populous city. Known as the "diamond capital of the world," Antwerp is renowned for its cut diamonds.

Situated near the Dead Sea, Amman is the capital of Jordan and a cultural and historical hub in the Middle East. Explore this sprawling city, replete with historic landmarks, museums, and mosques, and you’ll soon be enraptured by its blend of metropolitan and ancient beauty.

Copán, Honduras, is a hidden gem in Central America that beckons travelers with its extraordinary blend of ancient history, lush landscapes, and vibrant local culture. Known as the "Athens of the Maya," Copán is home to one of the most significant and well-preserved archaeological sites of the Mayan civilization, a UNESCO World Heritage Site.