This 2,000-year-old city, where the Teutonic Order founded one of its first commanderies in the 13th century, lies on the convergence of the Moselle and Rhine Rivers.

Cardiff, the capital of Wales, is a city brimming with history, culture, and modern vibrancy. At the heart of its historic charm stands the Cardiff Castle, a magnificent structure that dates back to Roman times and has been a centerpiece of Welsh history for centuries. Explore the castle’s stunning medieval architecture and lavish interiors, or take a walk around the castle grounds, which offer picturesque views of the city skyline.

Charming Copenhagen is the jewel of Denmark and a delightful stop for any traveler. Well-known as an eco-friendly haven for sustainable and green living, Copenhagen has embraced its status as the best “bike city” on earth and promoted the use of bicycles by locals and tourists.

Reggio Calabria, located at the tip of Italy’s toe, is a city where ancient history and natural beauty converge in spectacular fashion. One of the city's most renowned landmarks is the Bronzi di Riace, two magnificent bronze statues from the 5th century BC that were discovered off the coast of Riace in 1972.

Cienfuegos, capital of Cienfuegos Province, is a city on the southern coast of Cuba. It is located about 160 miles from Havana and has a population of 150,000. The city is dubbed La Perla del Sur (Pearl of the South). Cienfuegos literally translates to "one hundred fires"—cien meaning "one hundred", fuegos meaning "fires".