majestic cuevas del drach in spain: stunning rock formations and underground lake lit by natural light minimalist cave

cuevas del drach spain rock formations underground lake natural light stunning view cave system geological wonders stalactites stalagmites limestone subterranean beauty spanish landmarks travel destination hidden treasures unique perspective exploration scenic spectacular caverns ancient dramatic lighting tranquil atmosphere minimalist composition serene environment nature deep water sinkhole landscape green beautiful geology summer stone karst vacation blue collapse park cliff trip canyon sunlight outdoor river hole tourism