A waterfall 600 ft. inside a mountain, once the bane of gold miners, is now a spectacle of nature.

A striking sculpture built to honor the women of the Lakota and Dakota Nations.

Human skulls and a stuffed goat made into a rocking chair can be found at this strange little store.

Just below the surface, shrimp are producing temperatures hotter than the sun.

Former utopian colony based on the belief that the universe exists in a hollow sphere.

Step back into the glory days of Florida's nascent tourism industry at this Gilded Age palace.

Step into the past and experience what life was once like in the Sunshine State.

This facility, now a museum, once housed and trained U.S. Army Air Force pilots who flew during the Allied invasion of Normandy.

This abandoned bridge is now a favorite haunt for graffiti artists.

Ruins of a Carnegie family mansion on Cumberland Island.

A bizarre roadside attraction and the first instance of miniature golf in the world.

An office built to look like a giant basket.

A castle built by an eccentric medieval enthusiast in rural Ohio.

The scuba diving training facility was named for the steam that rises from the cave's chimney.

Florida castle built with aluminum printing plates.

This video store is a horror buff's dream.

Flip your own pancakes in this old sugar mill within a Florida state park.

The only Florida state park with publicly accessible caves.

An octet of classic chrome trailers speared into the ground act as a tribute to the silver bullets of the open road.

This kitschy curio wonderland is full of fake animals, teak tables, and a cacophony of random bric-a-brac.

The strip club's VIP lounge is actually a rare repurposed Futuro House.

The museum chronicling a treasure hunter's dream, fulfilled.

Recycled junk and fishing buoys litter the yard and facade of this bait shop cum art project.

The giant squid's 27-foot-long corpse lies preserved within a Sarasota aquarium.