The former home of Samuel Clemens and family remembers the happiest period of the author's life.

The intriguing personal collection of a professional demon-chaser.

This 38-drawer structure claims the superlative title, but it isn't the world's only giant filing cabinet.

The sweetest graveyard in the world is filled with headstones for dearly de-pinted ice cream flavors.

"Mock all and sundry things, but leave the saints alone."

The site of one of the strangest disasters in history—a wave of deadly molasses traveling at 35 mph.

A morbid secret lies hidden within the beautiful walls of the Boston Athenaeum.

This upscale streetwear store is hidden behind a fake Snapple machine in the back of a deli.

This Boston medical museum features the skull of the famous medical case of Phineas Gage.

An enormous, inside-out glass globe built in 1935.

This library and museum is dedicated to the life and literature of the Indianapolis native author.

A gas station has taken the place of the home of the 19th American President.

It may appear to be a fancy junk yard, but each item has a story to tell and a lesson to impart.

Hellam Township is reputed to feature seven remote gates, which when passed through in the right order, open an entrance to hell.

An abandoned stretch of highway, deteriorating next to the operational one.

This public space is speckled with the eerie remnants of a defunct amusement park.

An occult-y, historic hotel with the World's Largest Ouija board on the roof.

A miniature golf course crafted inside the world's largest simulated cave.

Journey through a collection of over 35,000 Halloween items from all generations.

In the bowels of a 19th-century brewery lurks a fine-dining restaurant offering an array of themed feasts.

These lush botanical gardens employ the most purrfect pest control force.

A glittering Thai Buddhist temple in suburban Pennsylvania.

This shrine to McDonalds' most iconic sandwich holds a 14-foot tall burger.

The abandoned coal loading dock is a canvas for unsanctioned art.