The video shows a train moving through a tunnel. The train is made up of several cars, and the windows of the cars are lit up. The tunnel is dark, and the train is the main source of light in the video. The train is moving at a steady pace, and there are no people visible in the video. The train appears to be a passenger train, and the cars are of a uniform color. The video is shot from a stationary position, and the train moves from one end of the frame to the other.