A mysterious and terrifying public art goblin seemingly meant to inspire local legend.

The show pony of cave systems, Fantastic Caverns manages to live up to its name.

Over 315,000 preserved amphibians and reptiles in jars.

This massive redwood tree has a hole in the base big enough to drive through.

An optical illusion found amid a logged redwood forest.

Home of what was the largest hydraulic mine in the world, producing gold and the first diamonds in the U.S.

In the country around Buttonwillow, California, a marker commemorates a revealing moment in the story of a water colony from the fictional Kcymaerxthaere that sought independence.

Abandoned hotel with adjacent lake and golf course.

Nationwide network of co-ownership underground catastrophe shelters.

Decommissioned experimental solar facilities that pioneered solar energy technology.

The "Fun Spot of the Desert" is now a haunting ruin, and a reminder that putting a water park in a desert is a bad idea.

Experience a charming 1930's version of "infotainment."

An arsenic-filled pool in the Grand Canyon takes on the appearance of a giant, overflowing pumpkin.

One of the largest, oldest, darkest, quietest motel rooms in the world.

A classic Route 66 landmark that was built with scrap lumber and is held together with kitsch and puns.

This Arizona observatory is famous for investigations into Martian life, and as the place humans first spotted Pluto.

An artificial crater field that trained astronauts for lunar exploration.

This sanguine boulevard was named after a deadly cowboy bar fight.

This otherwise unremarkable ski town building marks the site of Butch Cassidy's first robbery.

A breathtaking array of ancient Pueblo structures and artifacts counterintuitively preserved by neglect.

Seemingly grown on some other world, these New Mexico rock formations look like a disused science fiction set.

Gleaming self-built castle towers made from beer cans and inspired by "Vitamin Mary Jane."

This highest peak in New Mexico is named after an explorer who had a habit of lending his monicker to peaks.

These aggressively sustainable art homes look like something out of 1970's science fiction.