serene mountain lake with crystal clear turquoise water, lush green hills, and majestic cascading waterfall, nature beauty concept

lake mountain water waterfall turquoise clear serene nature green lush scenic reflection tranquil outdoors untouched peaceful landscape pristine blue hillside wilderness alpine breathtaking calm clean environment harmony island mirror morning natural panorama paradise purity quiet ravine remote scenery spring stillness stream tourism travel vacation view crystal hills majestic cascading beauty concept greenery mountains