The video shows a swimming competition taking place in a pool with multiple lanes. The swimmers are wearing swim caps and goggles, and they are using the freestyle stroke to swim. The pool is divided into lanes by floating lane dividers, which are colored yellow and blue. The swimmers are moving quickly through the water, creating splashes as they go. The background shows a banner with the text "Lima 2019" indicating the event's location and year. The video captures the intensity and speed of the competition.