Even if they are old, munitions can be dangerous. If you encounter an object that is unfamiliar to you, protect yourself and your family by learning the simple 3Rs of explosives safety:
Recognize - when you may have encountered a munition and that munitions are dangerous
Retreat - do not approach, touch, move or disturb it, but carefully leave the area
Report - call 911 and advise the police of what you saw and where you saw it