Attend an organ concert at St Stephen's Basilica, famous throughout Hungary for its remarkable musical performances. Inside the beautiful Neoclassical church with excellent acoustics, enjoy an evening of classical music by masters such as Bach and Vivaldi, played by some of Hungary's most esteemed musicians. Upgrade to include a late-night dinner cruise, and enjoy a buffet meal with Champagne and a drink as you cruise along the Danube River, soaking up UNESCO World Heritage-listed sights such as the Buda Castle Quarter.