In the walled city of Siena we stand firmly planted in the Middle Ages. Siena preserved its original character more markedly than any other city in Italy.

Trier, Germany’s oldest city, is a living museum nestled in the Moselle Valley, where Roman ruins rise beside medieval churches and bustling market squares. Founded by the Romans in 16 BCE, Trier was once known as “Roma Secunda,” the second Rome, and still boasts the largest collection of Roman architecture north of the Alps. The Trier Cathedral (Dom St. Peter), which is a UNESCO World Heritage Site, is the oldest church in Germany and houses a relic said to be the Holy Robe of Christ.

Dambulla, situated in the Central Province of Sri Lanka, is best known for its rock temple complex that has been in use for over two thousand years. The Dambulla Cave Temple, also called the Golden Temple of Dambulla, is made up of five caves carved into a granite outcrop, filled with over 150 Buddha statues and intricate wall paintings. These caves were first used by King Valagamba in the 1st century BCE as a refuge during exile, and later transformed into a sacred site.

Ulaanbaatar, the capital of Mongolia, is a city where tradition and modern life intertwine. Nestled in a valley surrounded by mountains, it serves as the country’s cultural, political, and economic hub. The city’s skyline features a mix of Soviet-era architecture, Buddhist monasteries, and contemporary high-rises.

Olomouc, a captivating city in the Czech Republic, offers a blend of historical charm and vibrant culture. The city’s centerpiece is the Holy Trinity Column, a UNESCO World Heritage Site and a stunning example of Baroque architecture. Erected in the 18th century to commemorate the end of the plague, this intricate monument features elaborate sculptures and exquisite details that make it a must-see source.