altstadt, architecture, autumn, beach, boat, bridge, buildings, chamomile, clouds, color, deutschland, dresden, elbe, fall, fish, flower, flowers, forest, frankfurt, frankfurt am main, germany, grass, high-rise buildings, house, lake, leaves, light, lighting, lights, mine, moon, mountain, national geographic, nature, night, petals, purple, red, reflection, river, sheet, sky, skyscraper, sun, sunset, the elbe, town, transparency, tree, water, wharf, yellow