The video shows a close-up of a bulldozer's tracks. The tracks are made of metal and have a series of small, interlocking plates that allow the bulldozer to move forward and backward. The tracks are covered in dirt and mud, indicating that the bulldozer has been used recently. The camera pans slowly along the length of the tracks, giving a detailed view of the individual plates and the way they fit together. The bulldozer appears to be stationary, and there is no movement or action in the video.