Danube Delta, Romania The Danube Delta is perhaps the least inhabited region of temperate Europe. In the Romanian side live about people, of which in the port of Sulina, which gives an average density of approx. 2 inhabitants per km².
Rock sculpture -m high) of King Decebalus, the last king of the Dacians, Located on an outcrop on the Danube at the Iron Gates, which form the border between Romania & Serbia. Tallest rock sculpture in Europe.