The video shows a large alligator swimming in a tank of water. The alligator is moving slowly and appears to be calm. The tank is surrounded by a metal frame and has a glass window through which the alligator can be seen. The background is a blurred green landscape, suggesting that the tank is located outdoors. The alligator's skin is dark and textured, with visible scales and a long tail. There are no other animals or people in the video.