A cavernous three-story, 43,800-square-foot basement that was forgotten about for 60 years.

The quaint little Vermont town played a quaint little Connecticut town in Tim Burton's "Beetlejuice."

The remnants of a wooden-hulled fleet built and abandoned in WWI, now home to a thriving ecosystem.

A museum and shop on Bourbon Street located in the former home of the second Voodoo Queen of New Orleans.

A miniature village lies nearly forgotten in the forest by the side of a major highway.

A psychedelic labyrinth on the San Francisco bay.

The whimsical construction on the roof has given rise to many a Montgomery myth about its contents.

Medical museum featuring a number of excellent medical models.

It may look like no more than a full-scale model, but every part of this full Space Shuttle stack had a working role in aviation history.

This space rock fragment is one of the only meteors to have ever struck a human.

La Monte Young and Marian Zazeela's "Dream House" will immerse you in an ever changing world of sound and light.

A beautiful and abandoned New York subway station from 1904, complete with chandelier.

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

Gorgeous cave resemble a winter wonderland.

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

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

Dedicated to the history of the health sciences.

An old train trestle re-imagined as an Egyptian obelisk.

An unfinished rail tunnel that has since been used to house cheese and bats.

An outsider art studio that created a piece of work so popular they had to turn mainstream.

This century-old roadside attraction is full of bizarre rock formations.

A mysterious light floating in the trees of Arkansas may be a piezoelectric effect.

The world's longest known cave system.

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