This massive store is home to an eccentric collection of vintage, retro, and peculiar goods.

A modernist landscape of water and sci-fi concrete.

This 4,000-foot-diameter hole is touted as "the most well known, best preserved meteorite crater on Earth."

This geothermal hot spring hides beneath a slowly growing mineral dome.

This frequently-photographed waterfall takes only a short hike to visit.

One part antique store, one part curiosities hodge-podge.

The world's longest known cave system.

In a 345-million-year-old cave that's 200 feet underground, dinner awaits.

A collection of Witchcraft artifacts and occult paraphernalia started by the leader of the Long Island Coven.

Tiki luxury on Nob Hill.

The second-largest cave chamber in the world was discovered in 1898 by a 16-year-old and a friend known as "Pothead."

Florida might be at its most surreal in this museum devoted to the famed Spanish artist.

A beautiful geyser under environmental threat.

This naturally-sourced hot spring is now home to a clothing-optional resort.

This incredible collection of vintage pinball machines can be played at 25 cents a pop.

Bigfoot prints, Feejee mermaids, and haunted dolls on display in a tiny North Carolina town.

This unique structure in suburban Austin is made up entirely of other people's castaways, and constantly changing.

With over 100 jam-packed rooms to explore plus elaborate tea services and events, the Mansion on O Street is a hidden treasure.

Where manatees are the snowbird vacationers in these balmy Florida springs.

The hike through a narrow river flanked by the 2,000-foot-tall walls of Zion Canyon is one of the best in the world.

A toxic ghost town sitting atop a massive coal fire.

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

This weird abode has inspired everything from the "House On Haunted Hil" to a robot hunter's pad.

The remains of a failed attempt at medieval nerdery are hidden deep in the woods of Virginia.