Bogotá, the vibrant capital of Colombia, sits high in the Andes at 2,640 meters above sea level. The city balances historic charm with modern energy, where cobblestone streets meet bold street art and colonial churches stand beside sleek galleries and cafes. At the heart of it all is La Candelaria, Bogotá’s oldest neighborhood, where travelers can visit centuries-old buildings, including the neoclassical Capitol and the richly decorated Gold Museum.

Stromboli is a small volcanic island in the Tyrrhenian Sea, just off the north coast of Sicily. Referred to by some as the "Lighthouse of the Mediterranean," Stromboli is in a constant state of mild volcanic activity, so don't venture out on a hike without an experienced guide.

Roatan is the largest of the eight islands known collectively as Las Islas de la Bahia. Brilliant clear blue waters and palm fringed beaches are cooled by gentle trade winds. An extensive reef system offers the most spectacular diving and snorkeling in the Western hemisphere, while inland nature reserves give an up-close look at native wildlife, including monkeys, sloths, and parrots.

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.

Willemstad, the capital of Curaçao, is unlike any other city in the Caribbean. With its pastel-colored buildings lining the waterfront and a layout shaped by Dutch colonial planning, the city blends European design with Caribbean culture. Its historic center, divided by Sint Anna Bay into Punda and Otrobanda, has been recognized as a UNESCO World Heritage Site.