Free Images: "bestof:Ruukinkoski Power Plant 20090524.JPG Ruukinkoski hydroelectric power plant in Siikajoki river in the village of Ruukki Finland The plant was built in 1941"
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4._POWER_PLANT,_LOOKING_NORTHWEST_-_Kennecott_Copper_Corporation,_On_Copper_River_^_Northwestern_Railroad,_Kennicott,_V_-_LOC_-_hhh.ak0003.photos.000977p.jpg
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25._POWER_PLANT,_LOOKING_NORTHEAST_-_Kennecott_Copper_Corporation,_On_Copper_River_^_Northwestern_Railroad,_Kennicott,_-_LOC_-_hhh.ak0003.photos.000998p.jpg
26._POWER_PLANT,_INTERIOR_-_Kennecott_Copper_Corporation,_On_Copper_River_^_Northwestern_Railroad,_Kennicott,_Valdez-Co_-_LOC_-_hhh.ak0003.photos.000999p.jpg
6._MACHINE_SHOP_AND_POWER_PLANT,_LOOKING_NORTHWEST_-_Kennecott_Copper_Corporation,_On_Copper_River_^_Northwestern_Railr_-_LOC_-_hhh.ak0003.photos.000979p.jpg
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