The video shows a dark, narrow tunnel with a yellow track running through it. The walls of the tunnel are rocky and uneven, with some debris scattered around. The track appears to be made of wood and is covered with dirt and small rocks. The lighting is dim, but a flashlight is used to illuminate the area, revealing more details of the tunnel's interior. The track leads to a wooden ladder, which is broken and leaning against the wall. The video does not show any people or animals, and there is no movement or sound other than the movement of the camera.