barcis artificial lake drained of water, italy

barcis lago lake january italy europe winter artificial reservoir landscape water pordenone friuli venezia giulia friulivenezia dam hydroelectric energy power electricity production routine maintenance drained empty mountains alps alpine engineering work basin upkeep hydraulic mud silt bed dry floor construction river rivulet stream mountainous countryside rural brown travel val cellina friulian dolomites hills valley trees european union dolomiti friulane natural park retaining wall houses buildings outside outdoors environment site outdoor aprilis north south northern southern italian embankment nature village valcellina cellina