A whimsical monument deep in this park commemorates the groups that helped build it.

This icon of the Atomic Age now lays dormant.

The only way to see Pittsburgh is from the top of this lookout point, just like the ancient members of the native peoples did.

A curious collection dedicated to human and animal anatomy and pathology.

A hotel and restaurant serving as the mecca of kitsch.

A stunning, two-tiered waterfall made famous by poets, artists and the legend of a ghost dog.

Take a drunken tour inside the world's largest known geode.

Museum preserving torture methods from the past.

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

A favorite haunt of dinosaur loving children and hallucinogen loving hippies alike.

A technicolor place of worship for Elevationists.

The atmospheric road was never meant to be so creepy.

A 30-acre garden inspired by the principles of modern physics.

Stepping away from the glitz of mobsters and casinos to learn about the other history of Vegas.

The land is full of geologic eye candy, such as otherworldly spires, mushroom-shaped hoodoos, and prehistoric fossils.

Continuing the tradition of the dime museum in style.

Stroll through a wonderland of stupendous moss-covered trees.

A tiny theater hidden in an alley plays a constant stream of short silent films for anyone willing to peer through the peephole.

Enormous lake at the bottom of a unique cave system.

One man has carved a number of natural New Mexico caves into psychedelic sandstone temples.

For two weeks every June, fireflies in the Smoky Mountains perform an astonishing light show.

A tour of underground Berlin takes you through WWII air raid shelters and tunnels used to smuggle people out of East Germany.

This dramatic landscape hidden on the Isle of Skye looks as though you've stepped into the magical realm.

This secluded aqua waterfall in the Grand Canyon is the perfect swimming hole, and the Havasupai tribe's fiercely protected natural wonder.