Museums showed off their scariest items with the hashtag #Museum101 on Twitter and some of the items will send chills down your spine.
From scary dolls, to animal specimens, many artifacts give museum workers the heebee jeebees. Some of the items don't appear to be scary until you hear the backstory - a model of a priest looks normal until you learn that it's made from chewed up bread.
Read on to see the horrifying artifacts, if you dare.