Glance at the Past and Look into the Future

The tidal current was used by water mills on Evrepos Strait, in Cephalonia, in the floating tide mills on the Danube, Tiber, Seine and Russian rivers. A plant func­tioned briefly in northwestern Iceland and another has been mentioned for the Faroe Islands. The Danube tide mills used undershot wheels since Roman times to harness the tidal current. Some of them were still in use below the Iron Gates as late as 1970.

Updated: September 25, 2015 — 10:52 pm