the dam labska prehrada and hydropower station in spindleruv mlyn on the river elbe labe in giant mountains krkonose

dam labska prehrada hydropower station spindleruv mlyn river elbe labe giant mountains krkonose water electricity power hydro energy plant hydroenergy green eco ecological generator architecture building tourism landmark environment bohemia engineering lake reservoir scenic travel tourist hike hiking czech republic outdoors nature holiday vacations national park path route summer trip way weather bohemian region