This museum houses an imposing skeleton army comprised of creatures great and small.

A haunting collection of the vanished and disappearing natural world.

The site of the famous Nazi book burning campaign of 1933 remembers its "Night of Shame".

Salute the leader of the proletariat.

This small, hidden cove is home to abandoned boats.

A clock set into the concrete outside a Manhattan jeweler has been telling time underfoot for over a century.

A band of aerialists and circus performers putting on incredible shows in East Williamsburg.

A room in New York City that contains 250 cubic yards of dirt worth a million dollars.

Just your average Marie Antoinette–themed speakeasy in an abandoned 19th-century subway tunnel.

This abandoned subway station beneath the Waldorf-Astoria hotel is allegedly used to secretly transport presidents.

A former hardware store near Yerba Buena is the official home of California's history.

This museum explores the history of the book, from scrolls to mass-produced objects through tools, stories, and massive cast-iron binding machinery (some of it operational).

Big gun installations, built over a massive cemetery, now abandoned & hidden in trees.

A reservoir of vintage pinball machines and arcade games for the nostalgic and thrill seeking.

The site of one of history's most indelible and horrific tragedies.

An empty mine that some believe will suddenly be filled with fortune and treasures at the end of the world.

A blast of nostalgia awaits visitors to this miniature indoor raceway.

The giant pair of sexy legs sticking out the window of this costume store have become its main draw.

This museum devoted to the gothic author holds such interesting ephemera as his socks and walking stick.

Mining town from the late 1890s, once home to Calamity Jane.

This former lieutenant governor's home is brimming with curiosities.

Back in 1952, you could get a mushroom cloud chaser with your atomic cocktail.

No telescopes, no power, no gift shop: The Observatory of Chichen Itza, one of the world's oldest observatories, takes astronomy back to basics.

This symbolic piece of New Orleans architecture is also home to a few ghastly stories.