Croatian archaeologists and speleologists have found a terracotta head depicting an ancient Greek theater mask while exploring the Crno Jezero cave on the Dalmatian Pelješac peninsula. The object, which can be dated to the 4th to 3rd centuries BC, is hollow inside and has a hole in the upper part for hanging, probably on a wall. Such masks are often associated with theatrical performances and the cult of the god of wine Dionysus, who is consider…