Were the Romans the greatest civilisation ever? The remains of an immense villa near Port Talbot have revived debate over the achievements of this ancient empire.
Wales’s ‘Pompeii’ found under deer park
Roman rapture: The footprint of the villa (right) was beyond archaelogist Alex Langlands' (left) wildest dreams. Glossary
Deposed - Removed from a position of power.
Aqueducts - Bridges for water, often carrying canals over hollows or valleys.
Julius Caesar - A Roman general, politician, and dictator (100–44 BCE) who played a key role in the fall of the Roman Republic and the rise of the Roman Empire. He was stabbed to death by a group of Roman senators.
Genghis Khan - The founder of the Mongol empire. Born in 1162, he was a warrior-ruler who brought together tribes into a unified Mongolia and then expanded the empire.
Danube - Europe's second-longest river, flowing from Germany to the Black Sea.
Silk Road - A network of Eurasian trade routes linking China to the West, running from the second century BC to the 15th Century AD.