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

sky blue cloud landmark mast reflection tower architecture facade arena sunlight architecture bad ragaz concrete concrete dam construction dam lake electric electricity energy engineering environment environmental europe forest generator gigerwald green hydro power power plant hydroelectric industrial industry landscape mountain natural nature outdoor renewable reservoir ringelspitz massif river rock station stream structure swiss switzerland switzerland alps tamina tamina valley technology travel water waterfall