Public domain photos

The image shows an old stone tunnel with a light at the end of it. On either side of the tunnel are walls, and at the top of the image is a wooden roof. Wires are visible on the floor, and there is a door in the background.

The image shows an old stone tunnel with a light at the end of it. On either side of the tunnel are walls, and at the top of the image is a wooden roof. Wires are visible on the floor, and there is a door in the background.Open in library