Budapest: Visit landmarks such as Buda Castle, Parliament, Fisherman’s Bastion, and Széchenyi Thermal Bath. Lake Balaton: The largest lake in Central Europe, often referred to as the “Hungarian Sea.” Hortobágy National Park: A UNESCO World Heritage site, known for its unique landscape and wildlife. Eger Castle: Famous for its role in the 16th-century defense against the Ottoman Turks.