This small town was built around a marble quarry and named after one of the most famous sources of marble in the world.

A bizarre house filled with an astounding array of collections.

No one knows how this Pacific Northwest spruce tree came to have so many trunks.

These mysterious ruins are hidden amid this sleepy coastal city.

Although now a decaying ruin, this stone cabin's history includes several notable figures.

Minnesota's highest point is a scenic vista marked by a plaque and armies of mosquitoes.

Half of a waterfall goes into the river while the other half seems to disappear.

A devilishly named gorge that was a sign of salvation for many pioneers.

A once-booming Mississippi River town with a history of racial violence is now eerie and mostly abandoned.

A Saint Nicholas-themed ghost town in the Mojave desert.

You thought Santa Claus didn't exist, but it turns out you were wrong.

These old stone ruins in the Oregon wilderness were once bathrooms and are steeped in legends of murder.

Ninety feet off the valley floor is an ancient dwelling put under protection of the U.S. government by Teddy Roosevelt.

The city of Rockford, Illinois is symbolically protected by a quartet of fittingly stony sentinels.

The neon signs from Las Vegas' past find their final resting place at this unusual graveyard.

The one-time watch house for incoming ships at the Golden Gate now stands abandoned and hidden in trees.

A tunnel with windows, so you don't miss out on the impressive views.

This legendary "evil" doll has been haunting the citizens of Key West for over 100 years.

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

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

The trunks of 3,000 year-old trees lurk beneath the surface of this crystal clear lake in Oregon.

A heavenly experience, right here on Terra Firma.

This old-fashioned roadhouse's quirky neon sign is as famous as its enormous dumplings.

Its collection contains relics from the devastating disaster that set the town ablaze.