Gotland, Sweden’s largest island, sits in the Baltic Sea and feels like a world of its own. Its main town, Visby, is a UNESCO World Heritage site and one of the best-preserved medieval towns in Northern Europe. Surrounded by a 3.5-kilometer stone wall with original towers still intact, Visby once served as a key Hanseatic trading hub. Visitors can walk along cobbled streets lined with rose-covered cottages, explore Gothic church ruins, and climb up the city wall for views over the harbor.

The city of Oporto is situated on the right bank of the River Douro, being the second largest city of the country. Oporto is the regional capital of the northern area.

Durango, Colorado offers a delightful blend of history, adventure, and natural beauty. Founded in 1880 as a railroad town, Durango's Historic Downtown reflects its rich past with well-preserved Victorian architecture and a lively atmosphere.

Granada, nestled at the foot of the Sierra Nevada mountains in southern Spain, is a city where history and culture converge in a mesmerizing blend. The jewel of Granada is the Alhambra, a stunning palace and fortress complex that dates back to the 13th century. This UNESCO World Heritage Site is a testament to the city's Moorish past, showcasing intricate Islamic art and architecture.

Situated on Peloponnese peninsula's Western side, Olympia has the distinction of being one of Greece's most significant archaeological sites.