The video showcases a vibrant and colorful animation of a rainbow arching over a city. The rainbow is composed of seven distinct colors, starting with red at the top, followed by orange, yellow, green, blue, indigo, and violet at the bottom. The city below the rainbow is depicted with various buildings, including houses and towers, in a variety of shapes and sizes. The buildings are painted in a range of colors, including pink, blue, yellow, and green. The animation is set against a backdrop of a clear blue sky with fluffy white clouds. The video does not contain any visible text or subtitles.