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

At this Denver landmark, the meals are compulsory, the sopapillas are complimentary, and the insanity is everywhere.

Dive bar built out of the remains of a whaling ship.

The unbelievably opulent home built for an infamous newspaperman.

This brightly made over hotel hides decades of suicide, serial killers, and mysterious deaths.

An overlooked and unassuming engineering marvel.

This unlicensed collection of fast-food memorabilia sits on the site of the first ever McDonald's restaurant.

Reverend Jen's unique museum/living room showcases her troll collection.

A humid oasis combines recreation with exploration in a unique underwater cavern.

This artsy public restroom is shaped like a giant john.

This 19th century jail was mainly used to incarcerate the drunk and disorderly.

The highest bridge in America was built for an almost unnervingly small amount of money.

This abandoned subway station can still be seen on regular commuter trips.

This Oregon farm is dedicated to teaching people the professional art of tree climbing.

This sacred cavern, 400 feet deep, is home to millions of bats and an ancient burial ground.

Inside an old airplane hangar, friends and strangers alike play on a massive trampoline.

These sub-farmland caves are home to a majestic stalactite known as the "Crystal King."

This replica of the Greek structure is in the heart of Nashville.

Coastal dunes, site of buried Egyptian movie set and former utopian colony.

The ruins of this antebellum sugar plantation are the end result of a Seminole attack during the Florida Wars of 1836.

A cave's rare beauty held a cavernous secret hidden underground.

The art and history of the velvet painting are on full display in this Los Angeles museum.

Delicate Wurlitzers, creepy clowns, and The Noid all share space in this insane explosion of kitsch history.

The mysterious wonder of an underground waterfall is illuminated by multicolored lights.