An organ located deep within a cave, whose "pipes" are the geological features of the cave itself.

An ancient capital city that dates back 3,000 years old and harbors many surprises.

An annual festival celebrating Colorado's most famous frozen corpse.

The only remaining collection of flayed figures made by French "madman" Honoré Fragonard.

Step into the cool deep past and unknown future of who begat who.

Cretean quarry suggests real-life site for ancient Greek myth of the man-eating Minotaur in his labyrinth.

An underground mansion with fruit-bearing trees and grapes growing beneath the surface of central California.

Created hundreds of years ago, the magical follies and landscapes at this park were almost lost to time before being restored.

This remote castle was built to be a wealthy businessman's palace of vice but is now simply a historic vacation cottage.

Trick water gardens from 1619 featuring a 200 piece mechanical theater powered by water.

A sprawling Baroque park with 300-year-old hydro-pneumatic waterworks.

This ruined folly was originally built to honor a failed American state that would have become "Westsylvania."

A huge stone pyramid built for fun.

A modern English garden of eccentric beasts, follies, and oddities.

A giant pineapple, a symbol of hospitality, and an amazing vacation rental option.

A petite castle folly in the English countryside.

This eccentrically decorated palace is replete with grottoes, fountains, tunnels, and caves.

The place where houses are born.

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

An old world fairytale-land with over 350 fairy folk figurines hidden amongst 800 year old cedars.

Homemade outdoor church and sculpture garden decorated with glass shards.

"Medieval" castle built in the mid-20th century by one family.

An emerald-green grotto just a short trip from Austin.

Enter the Forest of the Elves.