Agrigento, located on the southern coast of Sicily, is a city steeped in history and renowned for its ancient Greek ruins. The crown jewel of Agrigento is the Valley of the Temples, a UNESCO World Heritage Site and one of the most spectacular archaeological sites in the Mediterranean. Visitors can marvel at the remarkably preserved Temple of Concordia, which dates back to the 5th century BC and is considered one of the best-preserved Greek temples in the world.

Serbia is a country where centuries-old monasteries sit just a short drive from lively cities, and where the past is never far from daily life. In Belgrade, the capital, Kalemegdan Fortress offers panoramic views where the Danube meets the Sava River. This fortress has witnessed more than 100 battles and been rebuilt many times over two millennia. Within its walls are Roman ruins, an open-air military museum, and quiet park paths perfect for wandering between centuries of layered history.

The commercial and cultural center for the Ruhr region on the Rhine River, Duseldorff is also the site of the Felderhof Cave where Neanderthal man was found in 1856.

The Rhône River, flowing through the heart of France and into Switzerland, offers a captivating journey through one of Europe's most scenic and historically rich regions. Originating in the Swiss Alps, this majestic river winds its way southward, carving its path through picturesque landscapes, including the iconic lavender fields of Provence and the lush vineyards of the Rhône Valley.

Sucre, Bolivia’s constitutional capital, is a city steeped in history and colonial charm. Founded in the 16th century by the Spanish, it played a pivotal role in South America’s independence movements, earning its place as the birthplace of the Bolivian Republic.