Nestled in the heart of San Francisco’s bustling Financial District stands a unique homage to the Mayan and Beaux Arts.

Alleyway plaque commemorating the death of a fictional character in The Maltese Falcon, not far from the author's home.

Early prototype for Frank Lloyd Wright's Guggenheim.

An extensive collection of ancient Egyptian artifacts and mummies.

In this century-old literary safehouse, print is alive and well.

This abandoned Poconos resort is haunted by a history of kitschy romance and a violent fugitive.

What else would you call a playground hidden in Alabama's oldest and largest cemetery?

Once a prosperous mining village, this tiny Taiwanese town is now overrun with cute cats.

One of Canada's most incredible rare book collections holds hundreds of thousands of gorgeous tomes that the general public can touch.

High atop a Mexican rainforest mountain, this ancient pyramid once drew pilgrims countries away.

Stroll the grounds built by murder, suicide, and dirty oil money at one of Hollywood's most filmed mansions.

The world's largest aggregation of great white sharks is at a mysterious spot in the middle of the ocean.

Developers built a Walmart around one family's plot and constructed a mausoleum in the parking lot.

A museum dedicated to the exploring past, present, and future innovations.

A Roman-style column in Oregon hides a spiral staircase inside.

The lush coastal city of Astoria is riddled with forgotten secret sidewalks.

Home of Jake the Alligator Man, the mummified remains of a cigar smoking, cross-dressing celebrity of the Northwestern coast.

The world's largest collection of witchcraft regalia.

A strange house built only at night, with rumored mystic inspiration.

Mysterious 500-year-old tapestries depict a unicorn hunt.

The skull of the patron saint of lovers lies in the Basilica di Santa Maria in Cosmedin—maybe.

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