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Title
Artificial Lake Gigerwaldsee or reservoir Gigerwald Lake and the Calfeisental valley in the UNESCO World Heritage Tectonic Arena #262527666
Description
Artificial Lake Gigerwaldsee or reservoir Gigerwald Lake and the Calfeisental valley in the UNESCO World Heritage Tectonic Arena Sardona, Vättis - Canton of St. Gallen, Switzerland / Schweiz