scenic view of a beautiful blue colored lake in the alps with yellow mountain flowers in the foreground

alps austria backpack beautiful beauty blue calm central clear colored colorful colotred emerald europe flower flowers foreground forest glacier green hiking lake landscape majestic mountain mountains national natural nature outdoor park peaceful reflection relaxing reservoir rustic scene scenery scenic schlegeis season shore sky spring summer sunny tirol tourism tranquil tranquility travel trekking turquoise valley vibrant view viewpoint water yellow zillergrund zillertal