huge wall of gigerwald dam which stands between rock faces of the ringelspitz massif.

waterway water wall terrain tree river vehicle transport cliff adventure mountain infrastructure reservoir engineering dam lake stream environmental power plant renewable green energy generator technology river structure swiss hydro power industrial electricity station electric waterfall industry switzerland alps hydroelectric reservoir forest mountain landscape construction tamina valley tamina ringelspitz massif rock gigerwald dam concrete concrete switzerland bad ragaz europe natural architecture outdoor travel environment nature