autumn time at romantic mountain lake with stone cairns in foreground. lake obernberg, stubai alps, tyrol, austria

alpine alps amazing austria autumn background beautiful blue bright cairn cairns clear color crystal destination europe fall foliage foreground forest green hiking holiday idyllic lake landscape mountain mountains natural nature obernberg obernberger outdoor park path reserve rock romantic scenery scenic see stack stone stubai sunny time tirol tourism travel tree turquoise tyrol view water yellow