One part local history, 99 parts gruesome haunted house.

Left untouched since a double murder-suicide in the 1960s, Los Feliz murder mansion remains a neighborhood mystery.

A vast Communist-era exhibition space in the Bulgarian capital.

Sofia's legislative center is continuously reinventing itself.

An offbeat angle on the ocean viewed through an antiquated lens.

A walk-in working camera obscura produces 360-degree live images of the San Francisco coast.

Pensacola's UFO home has withstood many hurricanes—just as the experimental 1960s design intended.

Florida's oldest bar was once a morgue, complete with a hanging tree and gravestones.

This kitsch eatery is chock-a-block with bric-a-brac.

This California eatery has made a name for itself by embracing Asia's rich history of eating bugs.

Where the line between entertainment and aerospace blurs.

Los Angeles's oldest cemetery allows visitors to trace the history of this proud city.

A castle that was built stone by stone by an eccentric journalist.

A bright California graveyard with a decidedly dark side.

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

Giant Redwood-themed cafeteria operates under the golden rule, "Dine Free Unless Delighted."

The legendary building that needed ghostly approval before being built.

Once a purveyor of Santeria supplies, religious products , and household sundries, now closed.

Historic funicular railway, believed to be the shortest railroad in the world.

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

This opulent hotel has been visited by Spider-Man, Charlie's Angels, and the Ghostbusters.

A one-of-a-kind collection of a unique medium.

Storybook cottage in Beverly Hills was once the site of 1920s silent film studio, affectionately known as "The Witch's House."

An extraordinary final resting place full of oversized art, amazing statues, and dead celebrities.