The video shows a swimming competition taking place in a large pool with multiple lanes. The swimmers are competing in the backstroke, and they are all wearing swim caps and goggles. The pool is surrounded by spectators who are watching the race. The swimmers are moving quickly through the water, and their movements are synchronized with the rhythm of their strokes. The pool is well-lit, and the water is clear, allowing the swimmers' movements to be clearly visible. The spectators are cheering and encouraging the swimmers as they compete.