the old church tower or observation tower at the lungern lake natural reservoir - switzerland (die alte kirche lungern)

old church tower observation lungern lake natural reservoir switzerland die alte kirche alter kirchturm oder aussichtsturm naturstausee lungernsee schweiz castle forest sky summer travel nature tree landscape construction building clouds wall autumn mountain green architecture blue mountains trees old stone europe rock river tourism romantic medieval wanderlust fortress ancient valley outdoor tower hill village landmark history ruin historical historic scenery scene attraction burg european exterior scenic swiss trip view