“It seems as if some of the prisoners’ sentences have extended
into their afterlife. Accounts of ghostly activity, both from staff
members and visitors, are not uncommon.
Especially from the “dark cell.””
- from Weird U.S. website:
And if you think that's spooky check this out:
A new Western entitled Ambush at Dark Canyon and ironically subtitled "Death is only the beginning" has released a Trailer (below). Several scenes in the movie were shot on locationat Yuma Territorial Prison. In one scene (shot in the Dark Cell) at the 1:15 mark, a blue orb can be plainly seen manifesting then moving across the screen, before disappearing, to the right of the actor.
Also found this: