the alpine lake engstlensee at the upper gental valley and in the uri alps mountain massif, innertkirchen

alpine lake engstlensee upper gental valley uri alps mountain massif innertkirchen canton bern switzerland kanton schweiz amazing background beautiful blue destination eco ecology europe european flower forest grass green high idyllic landscape meadow mountains natural nature old outdoor outdoors panorama panoramic peaceful peak picturesque rock scene scenery scenic season sky spring summer swiss travel tree trekking view water wild