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.

There's plenty to explore and savor in this vibrant paradise on the Caribbean Sea, including numerous beaches, an assortment of water sports, and plenty of delicious eats and cocktails.

Tikal is one of the most extraordinary ancient cities in Guatemala, hidden deep in the Petén region’s tropical forests. Once called Yax Mutal by its Maya builders, these ruins reveal thousands of years of history in carved stone stelae and towering limestone structures, some of which rise more than 60 meters above the jungle floor. Today, visitors can walk among the Great Plaza and gaze up at the Temple of the Great Jaguar and the Temple of the Masks, reminders of the city’s long legacy.

This Sicily harbor city is divided from Italy proper by the Strait of Messina. Visitors marvel at the Gothic, bell-towered Norman Messina Cathedral.

Luang Prabang, the jewel of northern Laos, captivates travelers with its blend of serene spirituality, French colonial charm, and breathtaking natural beauty. This UNESCO World Heritage Site is nestled between the Mekong and Nam Khan rivers, creating a tranquil setting where time seems to slow down. Here, ancient temples with glistening spires, like Wat Xieng Thong, sit alongside quaint colonial-era villas, inviting visitors to explore the harmonious fusion of Lao and French cultures.