Perhaps these pictures show the ghosts of Gettysburg...nice colored orbs!
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ghosts of gettysburg
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ghosts of gettysburg
"This one (first picture) was taken at Gettysburg at 10:10 pm at Slaughter's Pen - right across from Devil's den...(the second picture) was taken in York county at the furnace. They made cannon balls for the revolutionary war and civil wars here."