The site was declared a National Historic Landmark to discourage relic seekers and salvage operations.
This file is a composite of the good quality Internet Archive file and the soundtrack of a poor quality (heavily scratched and filled with abrasions) Castle Film entitled "The Movies Greatest Headlines," which is also in the public domain. I've edited the video to make it fit the sound. I also filtered the sound track to get rid of the hiss and to cut down on the tinny sound.