kalverpolder |
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| navigate by keyword : agriculture around blow blowing cloud clouds cloudy construct construction control controlling country countryside drainage dutch energy environment fashioned former generate generates generating grass green hercules historical history holland industry kalverpolder landmark level mechanics mill natural nature netherlands old outdoor outdoors outside picturesque polder power reed rose round shaft sky source steel technology traditional turn turning turns unmanned vane water weathervane wheel wind windenergy windmill wing wings |
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| The Hercules is an unmanned steel drainage device. Seeing the shape of the wind wheel mill it is also called rose mill. The little mill controls the water level in the Kalverpolder in Holland. The excess water is discharged into the Ringvaart, a dutch channel. |
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