an aerial view of a lake with a boat in it

The "Sealpsee" is a beautiful mountain lake located in Switzerland. It is situated in the canton of Obwalden, specifically in the Engelberg Valley of the Swiss Alps. The name "Sealpsee" translates to "Lake of the Alpine Pasture" in English. The lake is known for its crystal-clear turquoise water, surrounded by breathtaking alpine scenery.