The video shows a fish tank with water flowing from a fountain. The tank is decorated with rocks, plants, and a yellow arch. The water is clear, and the fish are swimming around. The fountain is made of glass and is placed in the center of the tank. The fish are of different sizes and colors, and they are swimming in different directions. The plants are green and are placed on the sides of the tank. The rocks are of various sizes and colors, and they are placed at the bottom of the tank. The yellow arch is made of plastic and is placed in the center of the tank. The water is flowing from the fountain, creating a soothing sound.