An abandoned railroad tunnel is now filled with bioluminescent bugs.

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

Dim sum, served in a grand old theater.

No matter what it might seem like on film, most scenes filmed on a plane are filmed at this LA studio.

This ultra-modern home clings to the slope of the Hollywood Hills on a precarious stilt.

The beautiful tunnel that ran from the lobby to Penn Station is still hidden underneath 34th Street.

This home is decked out like a psychedelic explosion of colors and bowling balls.

A half-mile long and three stories high, this bridge over the Des Moines River Valley mimics a descent into a mine shaft.

The final resting place of a space program monolith.

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

Small museum packed with artifacts recovered by the man rumored to be the real-life inspiration for Indiana Jones.

There's a 12-foot-tall replica of the Washington Monument hidden under a manhole nearby.

A meditative space out of a fantasy story.

This rugged area of red rocks and arches is often considered one of the most beautiful places on Earth.

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

This Big Sur waterfall drops 80 feet directly into the Pacific Ocean, and inspired the hillside house up top.

A whimsical village of unique treehouses resides in a Washington forest.

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

This charmingly homemade amusement park has been growing for 40 years.

Crammed into a Baltimore row house is an oddities shop that sells everything from skulls to dead insects.

Sniff the Titan Arum's rotting flesh.

The original toys that inspired the beloved children's stories are on display at the New York Public Library.

Historic funicular railway, believed to be the shortest railroad in the world.

This semi-secret garden in south Seattle emulates a traditional Japanese garden using the plants of the Pacific Northwest.