The randomness of this wall of lava lamps helps encrypt up to 10 percent of the internet.

The seamy, underground secrets of Portland's criminal past.

An eccentric folk art landmark made out of discarded bottles by an inspired "grandma."

The biggest pinball arcade in the world has over 600 pinball machines, and 300 arcade machines.

Location of the most powerful laser in the world, and the potential birthplace of tiny stars.

Rodin's famous depiction of Dante's 'Inferno', amidst a sculpture garden of many of his other works.

An outdoor sculpture park of giant pink robots and post-apocalyptic Christmas scenes.

The "world's biggest dinosaur" once housed a creationist museum in its abdomen.

The seawater playground of gilded-era San Francisco burned to the ground in 1966.

Under the right circumstances, this waterfall in Yosemite briefly turns a luminescent fiery orange.

One of the world's tallest, oldest, and most disgusting chocolate cascades.

An enormous, inside-out glass globe built in 1935.

A one-of-a-kind collection of a unique medium.

An artsy hidden staircase leads to breathtaking views of San Francisco.

A roaring, awe-inspiring double cascade of icy water flows through woodland Oregon like something out of a Tolkien novel.

An emporium for the weird, creepy, rare, and just plain gross.

Gigantic private toy museum featuring among finest collections of antique mechanical banks in existence.

The magic's in the hole!