view over a canal in the biosphere reservation of the danube delta, romania

art autumn beautiful biosphere birds birdssanctuary birdwatching canal clouds cloudy colorful culture danube day delta dramatic environment europe evening fishing forest garden great green history holiday lake landscape leaves light lush majestic natural nature nobody observation observatory outdoor outdoors panorama park peaceful picturesque quiet rainy reflection reflections reservation rich romania sanctuary sky spectacular stormy stroll summer sun sunlight sunset tourism tower tranquil vegetation view wildlife willows