Thanks everyone for sharing your thoughts!
@Si Klegg , nice callout on the primed gun!
here is a close up:
View attachment 390766
if you think this was taken at a camp, would you still imagine that the background is a backdrop and not the actual camp? I would think it would be much harder to get that many people to stay still even if they were all posing for a backdrop for everyone's pictures.
Here is a cleaned up version of the whole picture. I think it is easier to see things in this version with the scratched and noise reduced:
View attachment 390767