Continuing the tradition of the dime museum in style.

This lab's maddening silence is good for business but bad for sanity.

The ghostly remains of an accidental sea.

The abandoned Japanese amusement park once loomed as a dystopian Disneyland.

A gargantuan crystal kingdom.

Site of a former hidden treehouse in New Orleans.

A snapshot of the city's fascinating voodoo culture.

Mysterious rocks that ring musically when struck.

On the Oregon coast there is a natural hole that seems to be draining the sea.

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

Aqueducts have dramatically changed this old lake, now home to tufa towers and its very own species of tiny brine shrimp.

A walk through the historic city center, under the streets of Seattle.

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

The legendary building that needed ghostly approval before being built.

Two stunning 17th-century libraries and a cabinet of curiosities.

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

A 100-year-old purveyor of curiosities, curios, and kitsch featuring mummies, shrunken heads, and a Fiji Mermaid.

Odd outsider art installations surround a Gold Rush-era ghost town.

This structure among the trees was the result of divine inspiration.

The seamy, underground secrets of Portland's criminal past.

The macabre collection of Jacques Sirgent, an expert scholar on the undead and all of their trappings.

A battle between nature and architecture in the Cambodian jungle.

Bring your own cardboard to the slippery slopes of concrete hidden in a neighborhood park.

An Amsterdam street lined with antique shops each one dedicated to a different obscure collection.