Plovdiv, one of the oldest continuously inhabited cities in Europe, carries over 8,000 years of history layered into its streets. The Roman Theater, still in use today, was discovered by accident in the 1970s and now hosts operas and concerts overlooking the Rhodope Mountains. Nearby, visitors can walk the remains of a Roman stadium buried beneath the main pedestrian street, where modern shops and cafés stand above ancient foundations.

Manama pulses with stories from long ago and today. Just beyond the modern skyline lies Qal’at al‑Bahrain, a layered mound once the capital of Dilmun, used by societies from the Kassites to the Portuguese. Visitors can climb its crumbling stairways and imagine life across centuries there. Nearby, the Bahrain National Museum, opened in 1988 in a stately waterside building, displays archaeological finds from ancient Dilmun to modern-day artifacts and is one of the Gulf's first modern museums.

Located in northern Germany, Hamburg is an important commercial hub on the Elbe River and unique for the expansive system of canals which divide the city in two. Replete with fascinating architecture and scenic waterfront promenades, Hamburg offers plenty to see and explore!

Argentina has everything from historical sites to casinos, warm sunny beaches to beautiful scenery. Although first-class accommodations are not available at all locations, the hospitality is one of the friendliest in the world.

Eskişehir, located in northwestern Turkey, is a city where old meets new in unexpected ways. Known for its youthful vibe due to its two major universities, the city is also deeply rooted in history. It sits along the Porsuk River, which winds through lively neighborhoods and parks. The riverfront, once mostly industrial, has been transformed into a place where gondolas pass under bridges and locals gather at riverside cafes.