Ruins of the elaborate house where the enigmatic costume designer threw glamorous parties for New York's theatrical elite.

The attic of a four-century-old canal house hides a clandestine church.

A peculiar mansion built by the troubled heir to the Winchester Rifle Company fortune.

The largest island on the great salt lake is home to curious creatures and strange stories.

Stumps of an Ice Age forest, visible only at low tide.

A white oak with property rights.

Possibly the most beautiful carillon in the world, set atop Iron Mountain in Florida.

Treehouse motel and treehouse-building school.

"Only the devil could play golf here."

An old trolley bridge was converted into a breathtaking garden bursting with colorful flowers.

Mysterious glowing orbs float through the desert night.

An underground mansion with fruit-bearing trees and grapes growing beneath the surface of central California.

The granddaddy of all tourist traps, built on ice water, jackalopes, and a giant dinosaur.

An old saloon in the West filled with history, and according to some, a few dozen ghosts.

America's smallest "national forest" has only 33 trees.

Shop selling 500 flavors of soda has something for everyone.

A mysterious and endangered parasitic herb from the California desert.

Ice cream stand, snack bar, and time capsule of milk conveyance.

Abandoned concert venue legendary for its rock counterculture.

Towering basalt columns, a creation of fire and ice.

A giant Troll lurks under one of Seattle's oldest bridges.

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

Lighthouse-cum-columbarium where "Nor'easters" and grandma go to die.

The last of its kind in the country.