Scariest Places on Earth Quiz

Dolls (and their mutilated parts) are strung in trees all over this Mexican island in an attempt to keep evil spirits at bay.

He found the body of a young girl nearby, prompting him to fear evil spirits, and perhaps wanted to help free her spirit, too.

Also known as the Mayday Hills Lunatic Asylum, this facility closed in 1995 and was considered haunted.

The sprawling facility housed hundreds of people; it was easy to admit someone but hard to get out; release required signatures from eight authorities.

In a testament to the longevity of Paris and its many deceased inhabitants, millions upon millions of people are buried here; you can see stacks of bones and skulls that seem to go on forever.

With more than 200 miles of tunnels and caves, there is enough freaky stuff in this one area to keep you terrified for a lifetime.

In the 1960s, petroleum gained favor and coal wasn’t as necessary; the huge, creepy is completely abandoned and supposedly haunted.

It was the hideout for the evil mastermind Raoul Silva in "Skyfall."

More than 100,000 tilted and jumbled crosses are crammed into a small hill, creating a scene that is peaceful in the daytime and scary at night.

In 1971, Soviet engineers built a natural gas platform that collapsed into an underground cavern; the gas was ignited and it still burns, creating an eerie glow.

The mentally unstable Henry VI was imprisoned in the tower multiple times and may have been murdered there.

Some say the headless body is that of Queen Anne Boleyn, who was beheaded at the Tower in 1536.

Many of the bodies (mostly skeletal) are just hanging out in their nice clothes, waiting to pounce on you if the lights happen to go out.

One hundred and sixty-nine workers died when construction failed and many sank into wet concrete, where they perished; officials were so nervous about the fallout that they didn't allow emergency teams on site for 9 hours.

It was used for World War I wounded (including Adolph Hitler) and also for many tuberculosis sufferers; the eerie, enormous compound is now completely abandoned.

This dense forest has become an infamous mecca of sorts for people who decide to commit suicide; sometimes the bodies aren't discovered for years.

Most people off themselves by hanging, but poisoning is also high on the list.

The skeletons of perhaps 70,000 people were used to fashion all sorts of insane objects, such as a chandelier made from skulls.

In 1944, the Nazis massacred more than 600 people in this French town; its crumbling remains are left as a memorial to their lives.

The walls of one room were painted entirely black for spiritualism purposes as a desperate father tried to contact his dead daughter.

This high, winding is so narrow that perhaps 200 to 300 people die every year trying to travel its length.

It was an 18th-century hunting lodge with a reputation for people who loved the occult (and debauchery); its ruins still stand on Montpelier Hill in Ireland.

This eerie location is open to the public, and you may spot the enormous angry cat if you're really lucky.

Cemeteries were so overfilled that they created a lasting stench; the catacombs were a natural solution to an odiferous problem.

In 1936, a photographer captured an image of the Brown Lady, the ghost of Lady Dorothy Walpole, making her one of the most famous ghosts in the world.

Perched atop an extinct volcano, the huge castle has been considered one of the world's most haunted places for a very long time.

Two adults and six children were brutally chopped by a man who was never caught; the house is reportedly buzzing with paranormal activity, and you can sleep there for a night for a fee.

The Igorot hang coffins on the sides of cliffs, leading to a macabre display; the idea is to keep bodies safe from flooding and animals and to speed a soul's journey to heaven.

Pripyat, Ukraine was just too close to the Chernobyl nuclear reactor, which malfunctioned in 1986; the town of 50,000 was evacuated in a single day, leaving behind undisturbed remnants of human lives.

The catacombs are so vast that no one found him for 11 years; let that be a reminder to you to stay away from Earth's scariest places.