![](http://www.alamy.com/thumbs/6/31AD4D0B-1252-4990-B7AD-456CF4AF6CD1/GW39AN.jpg)
Darrieus-Rotor wind energy generator on the site of the sewage plant in Martigny, Switzerland.
Size: 3707px × 5428px
Location: Sewage treatment plant, Martigny, Switzerland
Photo credit: © Klaus Oskar Bromberg / Alamy / Afripics
License: Licensed
Model Released: No
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