Two thousand artifacts from around the world collected by one woman who loved to travel.

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

One of the oldest used bookstores in the U.S. has been selling antiquarian treasures since 1825.

A famed drink seasoned with an amputated toe, now on its tenth digit.

The decor of this Hollywood movie palace just barely predated the opening of King Tut's tomb.

Her final resting place was intended to be modest and private, but the power of her popularity continues to draw visitors.

Scores of vintage street lamps shine along L.A.’s Miracle Mile.

This glamorous old building is said to have inspired the Tower of Terror.

These delicate buggers are some of the rarest fossils that have bubbled up from the Tar Pits.

Crypt mausoleum in cathedral's basement contains relics of third century Roman martyr, Saint Vibiana.

Resting place of Hollywood's immortals is also site of summer film screenings.

The abandoned zoo enclosures offer a perfect place to experience the other side of the bars.

High on a hill overlooking Los Angeles lives a world famous, high power conical Tesla Coil.

This iconic L.A. bookshop is housed in an abandoned bank—both symbolic and chic.

World's largest collection of serial killer artwork and other macabre exhibits.

This beautiful building in the heart of Manhattan's Financial District was empty for decades.

America's first serial killer rests in anonymity.

This church in Pittsburgh is home to the largest collection of religious relics in North America.

Once the "Eighth Wonder of the World," this iron railroad bridge was decimated by a tornado.

Dr Barnes' $25 billion private collection of art and arboretum.

A stone arch leads to a cavernous 1930s spring house tucked away in the Pennsylvania woods.

"Dark Sky Park" is heaven on Earth for astronomers, one of the rare U.S. locations with no artificial light pollution.

Sail through this subterranean show cave that is home to a legend that would go on to name nearly everything around it.

Tour the dark and beloved poet's former cobwebbed basement, which may have inspired "The Black Cat."