The sign at the garden gate reads: "These Plants Can Kill."

World's largest collection of serial killer artwork and other macabre exhibits.

A tiny museum housed in a New York freight elevator specializes in the "overlooked, dismissed, or ignored."

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

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

The vast, legendary catacombs hold secrets much stranger than stacked bones.

The intricate stonework of Machu Picchu serves as a testament to Incan engineers.

Non-profit time travel mart sells goods you would need for a trip through the fourth dimension.

Rippling sand dunes frozen in the Arizona rock.

A huge musical instrument played by the ocean.

This astonishingly geometric cave has inspired everyone from Jules Verne to Pink Floyd.

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

A beautiful and abandoned New York subway station from 1904, complete with chandelier.

A cave on the Maryland border where civilians took refuge during the bloodiest battle of the Civil War.

This monster fiberglass crustacean stands watch over the self-proclaimed "lobster capital of the world."

On the waterfront of Sydney, Nova Scotia, a 60-ft. fiddle greets incoming ships.

The perfect place to take a family of giants for a beach vacation.

A 35-foot-tall fork stuck in the ground outside an office building in Missouri.

Massive still life just off the highway in Kansas.

A statue high in a hill that represents how Buffalo Bill got his name.

Storage units with a wartime past.

An experimental, automotive replica of Stonehenge.

America's smallest town is run by its single citizen/mayor/librarian/bartender.

This replica small town lets visitors take a stroll through the story of progress in the U.S. via thousands of Americana artifacts.