The video shows a group of people swimming in a river. The water is moving fast, and the swimmers are using their arms and legs to move forward. The swimmers are wearing swim caps and goggles, and they are all moving in the same direction. The river is surrounded by trees and vegetation, and the water is a murky green color. The swimmers are wearing different colored swimsuits, and some are wearing shorts while others are wearing long swimsuits. The video captures the swimmers from different angles, and the camera follows them as they move through the water.