See the best of Eastern Europe on this exhilarating Black Sea adventure. Your cruise vacation begins with two overnights in the lively Hungarian capital of Budapest. Board your ship and head south, enjoying guided sightseeing in each city, including inside visits of Fishermen’s Bastion in Budapest, Kalemegdan Fortress in Belgrade, Patriarch’s Church in Veliko Târnovo, Arbanassi’s Ethnographical Museum and Church of the Nativity, Varna’s National Archaeological Museum, and the National Art Museum in Bucharest. Other highlights: an organ concert in Kalocsa, sailing past the Petrovaradin Fortress at Novi Sad, and passing through the dramatic Iron Gates gorge. Your journey ends with an overnight in Bucharest, Romania’s vibrant capital and the “Paris of the East.”