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.

London is among the world's most visited cities, with countless attractions and a history stretching back two millennia. Visitors will discover historic iconic structures like Westminster Abbey, Big Ben, and Tower Bridge, as well as recent marvels such as London Eye, a giant observation wheel that offers breathtaking views of the whole city.

Known as "The City with Soul," Jackson is a popular hub for a variety of music genres, including jazz, gospel, and blues music. Highlights include the Jackson Zoo, the Mississippi Museum of Art, and the Mississippi Civil Rights Museum.

Berlin has an undeniable history. The horrors of World War II, division, reunification, revolution all profoundly impacted the city in the 20th century. Today, visitors will find a sophisticated, high-energy city with endless cultural, architectural and gastronomic attractions.

Esztergom is one of Hungary’s oldest and most historically significant towns, located along the Danube River just an hour north of Budapest. It was the country’s royal capital during the Middle Ages and the birthplace of its first king, Saint Stephen. Today, visitors are drawn to the Esztergom Basilica, the largest church in Hungary. Its dome rises over 70 meters high and offers panoramic views of the river, the surrounding hills, and neighboring Slovakia across the Mária Valéria Bridge.