The macabre practice is known as anthropodermic bibliopegy, and the motivations behind it include everything from punishment of criminals to doctors wanting symbolically meaningful covers for their medical tomes.

LISTS
You might see some old favorites on the list—but other shows might surprise you.
Eggs and bacon might be your go-to, but that‘s not the case for everyone.
You can use vinegar to clean some household items—but not all. Read on to avoid potentially costly mistakes.
See which pet costumes people are most excited for this Halloween.
If you held on to an original copy of “Super Mario 64” from the 1990s, you could be rich.
Whether you’re religious or just a fan of monumental architecture, visiting a cathedral can be an awe-inspiring experience. Here are 11 masterpieces worth the journey.
The parks offer thrill seekers, ghost hunters, and the brave alike another reason to visit.
See how America’s most-searched pumpkin-flavored items vary by region.
Take your shindig to even spookier heights with these haunting snacks.
It seems like virtually everything Stephen King has ever written has made it to the screen. As these seven books prove, that's not quite true.
Medicine has evolved dramatically over the last century, but that doesn’t mean unexplainable medical anomalies have disappeared. We’re covering a few of them in the latest episode of The List Show.
The groundbreaking primatologist changed our understanding of what it means to be human.
For hikers who crave a little frisson of fear with their outdoor experience, these allegedly haunted trails and footpaths offer more than just crisp air and casual ascents.
One-episode wonders like ‘Emily’s Reasons Why Not’ and ‘Swamp Thing’ might be blips in TV history, but they’ll always hold a place in our hearts.
Americans have a tough time figuring out how to correctly pronounce these words, from ‘açai’ to ‘tzatziki’ and beyond.
From a ginormous relative of the garden pillbug to fish with translucent heads, these organisms are adapted to the dark, cold, pressurized environment of the deep sea.
Lost spirits and friendly ghosts allegedly haunt these hotels.
From Paris's Mistinguett to Las Vegas's Lola Falana and beyond.