The video shows a swimming competition taking place in a large indoor pool. The pool is divided into several lanes, each with its own lane divider. The swimmers are wearing swim caps and goggles, and they are racing towards the finish line. The spectators are cheering and watching from the stands. The swimmers are using various swimming techniques, such as freestyle and breaststroke. The water is clear and blue, and the pool is well-lit. The swimmers are wearing different colored swimsuits, and the lane dividers are yellow and blue.