Windmills

thumb|Windmill in Sønderho, Fanø, Denmark. Dutch type, built in 1895.

earliest type of European windmill

A windpump is a wind-driven device which is used for pumping water. thumb|right|The windmills at Kinderdijk in the village of [[Kinderdijk, Netherlands is a UNESCO World Heritage Site]] thumb|De Olifant, Burdaard|De Olifant at [[Burdaard, Friesland]] thumb|right|Tjasker in Hayward, California Windpumps were used to pump water since at least the 9th century in what is now Afghanistan, Iran and Pakistan. The use of windpumps became widespread across the Muslim world and later spread to China and India. Windpumps were later used extensively in Europe, particularly in the Netherlands and the East

type of windmill

type of vertical windmill

thumb|Tjasker Ossenzijl thumb|Video of a Tjasker in Feanwâlden

Part of a windmill

Feature on the Greek island

aerofoil for converting wind energy to rotary motion