People try to sneak guns through security by hiding them in stuffed animals.

(TSA.GOV)

Caught Red Handed!

While most Americans are still busy trying to figure out the TSA's 3-1-1 Rule for liquid carry-ons, some people are trying to sneak things much more dangerous than a large shampoo bottle through airport security.

The TSA revealed in a recent blog post that it confiscated 1,543 firearms in carry-on bags last year - 78% of those were loaded! Atlanta's Hartsfield-Jackson topped the list with 95 firearms confiscated. TSA found 80 at Dallas-Ft. Worth International.

(MORE: Could You Survive Getting Sucked Out of An Airplane?)

TSA says agents uncovered guns hidden in plants, stuffed animals and even a hollowed-out book.

Guns aren't the only things the TSA is finding. Click through the next few pages to see what other dangerous things people have tried to get past security in carry-ons and checked luggage.

(TSA.GOV)

Mortar Round

Agents found the Inert Mortar Round at El Paso International.

(tsa.gov)

Black Powder, Detonation Cords & Timing Fuse

TSA discovered these inside a bag at a Colorado airport.

(TSA.GOV)

IED

Agents found the explosives with a block of SEMTEX-H in checked baggage at Georgia's Columbus Metropolitan Airport.

(TSA.GOV)

Spear Gun, Shells and More

This montage photo from the TSA shows a spear gun found at Raleigh-Durham International, a stun cane discovered in Cleveland, Shells from Newark, and a chainsaw found at New York State's Elmira Corning Regional Airport.