![](http://www.alamy.com/thumbs/6/3101CD29-2CE4-4240-A62A-378888CD1304/GW393F.jpg)
Darrieus-Rotor wind energy generator on the site of the sewage plant in Martigny, Switzerland.
Size: 5500px × 3756px
Location: Sewage treatment plant, Martigny, Switzerland
Photo credit: © Klaus Oskar Bromberg / Alamy / Afripics
License: Licensed
Model Released: No
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