captivating sunset over doñana marshland in sanlucar de barrameda

andalusia biodiversity doaplusmn ana marshland natural beauty peaceful spain cadiz coastal colors countryside dusk earth tones ecological park environment evening exploration flora foliage golden hour gradients horizon landscape nature outdoors picturesque plants reflections relaxation scenery scenic view serene silhouettes sky summer sunlight sunset tourism tranquility travel vistas warm hues wetlands wilderness wildlife