Liechtenstein is located in central Europe and is one of the smallest independent states in the world.

Ho Chi Minh City, formerly known as Saigon, is the most populous city in Vietnam at 9 million people. It is an enticing mix of the old and new, with European architecture due to French colonization to towering skyscrapers and modern shopping malls.

Seen from the train, Durham presents a magnificent sight, with cathedral and castle perched atop a bluff enclosed by a loop of the River Wera, and linked to the suburbs by a series of sturdy bridges.

At more than 7,000 feet above sea level in the Andes Mountains, this symbol of the Incan Empire was designated a UNESCO World Heritage Site in 1983 and was named one of the New Seven Wonders of the World in 2007.

Monemvasia, Greece, is a captivating destination that enchants visitors with its blend of medieval charm and stunning natural beauty. Perched on a small island off the coast of the Peloponnese, this fortified town, often referred to as the "Gibraltar of the East," is renowned for its well-preserved Byzantine architecture and labyrinthine streets.