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.

Riga, the vibrant capital of Latvia, offers a captivating blend of medieval charm and contemporary energy. Founded in 1201, Riga’s Old Town, a UNESCO World Heritage Site, is a treasure trove of stunning architecture and historical landmarks. Wander through its cobblestone streets to admire the intricately carved facades of buildings like the House of the Blackheads, a striking 14th-century guildhall that epitomizes Riga's rich merchant history.

Milos is one of the most striking islands in the Aegean Sea, known for its otherworldly landscapes, turquoise coves, and centuries-old history. Shaped like a horseshoe, the island was formed by volcanic activity which left behind dramatic cliffs and hidden beaches carved from soft white rock. Visitors often find their first glimpse of Milos unforgettable, especially at Sarakiniko Beach where smooth, chalk-white formations contrast with the vivid blue water.

Barranquilla sits near the mouth of the Magdalena River on Columbia's Caribbean side. It is a major seaport and a center of commerce, but everyone breaks loose for four days in February for one of the liveliest carnivals outside of Rio.

Almost every modern scene in Constanta, Romania, is juxtaposed against 4th century Roman relics.