What was once a presidential estate is now an exotic menagerie and home to the Budweiser Clydesdales.

A late sculptor's last project was to turn this abandoned cement factory into a castle-themed amusement park.

A historic house in St. Louis was plagued by a series of suicides committed by family members involved in a successful brewery.

Man-made geyser that rises to the exact height of the Gateway Arch.

An urban forest overtakes what was the greatest failure of utopic urban housing.

An abandoned factory along the Mississippi coated by a giant mural.

A collection of colorful dinosaurs hidden in an actual rainforest.

A beautiful 62-acre Catholic shrine and botanical garden.

Less a museum than a bizarre fantasy world created by artists and engineers.

A Boeing mechanic and his wife leave a whimsical, stone sculptured garden as their legacy.

Treehouse motel and treehouse-building school.

Featuring a casually threatening atmosphere along with dessert and coffee to die for.

A tourist attraction founded around a slumping cabin.

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

Remember that scene in the Matrix, when Neo is in the big white room with all the weapons flying by? Well, this is what it would look like if he had wanted trees instead of guns.

You might know it as the Overlook Hotel, but the inside is not going to be familiar.