The mystical place: "ZirmtalerSee"aboveKastelbellItinerary:ParkingSchartegg(1490m) - path number4- path number18A-Altalm- path number18-path number 18A-ZirmtalAlm/ZirmtalLake(2119m), 2hours 15 minutes-moderate hikeor parking Alte Säge (1498m) - path number7-MarzonerAlm-MarzonerAlm- path number18-ZirmtalAlm/Zirmtallake(2119m), 2hours -moderate hike