Here are three youtube video's of Gettysburg Ghosts. Is the battle still being fought or is this proof of the afterlife?
https://www.youtube.com/watch?v=kRGkdHyw7TM
and
https://www.youtube.com/watch?v=2StlW9XuA2g
or
https://www.youtube.com/watch?v=G39FMA26NK8
Enjoy