Understanding Greek and Roman Technology: From Catapult to the Pantheon

Milling Grain with Water Power (1x19)

Air date: Dec 13, 2013

By the 1st century A.D., waterwheels were widely used for grinding grain throughout the ancient world. Explore three different types of waterwheels that were perfected by the Romans: the undershot wheel, the overshot wheel, and the vertical-shaft wheel, each with its advantages and disadvantages.