mixed trees and deciduous forests on the the slopes of the mountain burgenstock or buergenstock above lake luzerne

above background baum beautiful botanical branch buergenstock burgenstock canton colorful coniferous day deciduous diet earth eco ecological ecology environment evergreen flora foliage forest forests fresh grass green ingredient lake landscape leaves luzerne mixed mountain natural nature nidwalden nobody outdoor outdoors park pattern pine plant rustic scenery scenic schweiz season slopes spring switzerland tranquil travel tree trees trunk trunks vierwaldsattersee vierwaldstaettersee view wald wandern wild wood woods