popular royalty free hydroelectric power station images
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grey concrete building -
beige concrete building beside sea -
Cahora, Bassa, Dam, Hydro, Power Station, tree, nature -
gray tunnel -
water dam near green rocky mountain under white cloudy sky during daytime -
Turbine, Turbines, Electric, Current, water, underwater -
4 green tubes -
green metal tube -
green red and silver heavy duty machine