caption: The image shows a black and white photo of a boat going through a lock on a river. On the right side of the image, there are a few people standing on the path, and on the left side, there is a bridge with a few more people standing. In the middle of the picture, there appears to be a bridge, and in front of the bridge there are two boats on the water. On both sides of the water there are rocks and trees, and at the top of the trees there are poles. The sky is visible in the background.