mountain buergenberg or burgenberg and the top of buergenstock or burgenstock surrounded by the lucerne lake

alpine alps beautiful beauty blue buergenberg buergenstock burgenberg burgenstock canton central cold color destination europe european forest green high hill holiday isolated lake landmark landscape light lucern lucerne luzern mount mountain nature outdoor panorama panoramic peak reflection river scene scenic schweiz sky skyline spring summit surrounded swiss switzerland top tourism tourist town tranquil travel vacation view wanderlust water