The commercial and cultural center for the Ruhr region on the Rhine River, Duseldorff is also the site of the Felderhof Cave where Neanderthal man was found in 1856.

Providence, Rhode Island blends deep colonial roots with a strong creative pulse. Founded in 1636 by Roger Williams, the city became known for its dedication to religious freedom and independent thought. Walking along Benefit Street, visitors pass rows of 18th- and 19th-century homes, many of which are impeccably preserved and marked with historical plaques. The Rhode Island State House, with one of the world’s largest self-supported marble domes, towers over the downtown area and offers public

Wales is a country where centuries-old castles rise above green valleys and coastlines are marked by rugged cliffs and quiet coves. Its capital, Cardiff, combines modern architecture with historical landmarks like Cardiff Castle, which has Roman origins and a Victorian Gothic interior. Just outside the city, St Fagans National Museum of History offers a walk-through experience of Welsh life over the past 500 years, with original buildings relocated from across the country.

Nestled on the banks of the Danube River, Vidin, Bulgaria, is a city where history and scenic beauty converge. This ancient city, known for its well-preserved medieval fortress, the Baba Vida Castle, offers a unique glimpse into Bulgaria's past. The fortress, dating back to the 10th century, stands as one of the best-preserved medieval fortifications in the country.

Namibia, in southwestern Africa, is a land of dramatic landscapes and striking contrasts. From the towering sand dunes of the Namib Desert to the rugged mountains and deep canyons of Damaraland, the country offers some of the continent’s most unique scenery.