Story : Attila king of the Huns. Of the barbarians who pressed at the gates of the empire, undoubtedly the most famous. At the head of an army composed of heterogeneous tribes, he challenged the Roman Empire, now close to disintegration, and divided between Ravenna and Constantinople, devastating the Europe of the time far and wide, even reaching Italy. With his death, his empire also disappeared. Also for Attila, the story continues thanks to a drama, this time from the BBC series Warriors. In the studio, Prof. Alessandro Barbero, consultant for the episode. The external shots, in addition to the Budapest Museums, which preserve traces of the skulls and gold of the Huns, were made in Istanbul, the ancient Constantinople. On its ancient walls and in the incredible underground cisterns full of decorated columns. Alberto Angela visited Aquileia, an important city of the Roman Empire, hit by the fury of Attila, where beautiful mosaics are still visible.