While in Pa. we went to Johnstown where the famous Johnstown Flood occured in the late 1800's.The pictures are of a home that was up the hill from where the dam that caused the flood occured. Behind the dam was a lake that totally disappeared with a wall of water almost 60 ft high that wiped out the town of Johnstown with over 2,000 dead as a result If you look on the internet under google Johnstown Flood. there are several pictures of the aftermath of the flood.