Series Hidden Secrets of the Adriatic — 1 season, 3 episode

Romuald's Cave in Istria has 30,000-year-old paintings, discovered by Darko Komšo, that complement Slovenia's 60,000-year-old flute and Croatia's 33,000-year-old Neanderthal remains. 177 B.C. / B.C.E - when Romans cut th…