The image shows a concrete wall with a large, curved pipe running along it. The pipe appears to be made of metal and is attached to the wall with metal pipes. The wall is made of concrete and has a rough, uneven surface. There is a small window on the right side of the wall, and a metal railing on the left side. The ceiling is visible at the top of the image, and there is a concrete floor at the bottom. The image is taken from a high angle, looking down on the pipe.