In Budapest, you can unwind at the Széchenyi Thermal Bath, one of Europe's largest thermal bath complexes. Explore the vibrant Great Market Hall for local foods and crafts, or take a scenic cruise on the Danube River for unique views of the city's landmarks. Visit the House of Terror Museum to learn about Hungary's history under fascist and communist regimes, and enjoy a performance at the stunning Hungarian State Opera House. Don't miss the best sights: Buda Castle offers panoramic views and houses the Budapest History Museum, while the Parliament Building and Fisherman's Bastion provide breathtaking architecture and views. St. Stephen's Basilica offers a grand interior and panoramic dome views, and Heroes' Square is noted for its iconic statues and the Millennium Monument.