Law enforcement officials say a set of stolen Civil War-era cannonballs was discovered in a passenger’s suitcase during a routine security screening at an Alabama airport.

Transportation Security Administration screeners discover all sorts of banned items in luggage, but cannonballs stolen from a Civil War era fort are not an everyday find.

A TSA agent said he got a huge surprise while inspecting a bag as he discovered stolen cannonballs from an historical military base.