Ключевые слова: algae, andes, area, beauty in nature, blue sky, caldera, clear sky, clear water, color image, copy space, crater lake, daylight, ecuador, emerald color, environment, green, horizontal, lagoon, lake, lakeshore, landscape, latin america, natural pattern, nature, no people, outdoors, quilotoa, reflection in water, scenery, serenity, shore, south america, stagnant, stones, summer, tranquil scene, volcano, water, wilderness area,