This unique structure in suburban Austin is made up entirely of other people's castaways, and constantly changing.

This whimsical castle of grottoes was the labor of love of a French postman, and one of the greatest achievements of outsider architecture.

Chicago's museum dedicated to the history of bondage and fetishism is more textbook than titillation.

This Louisiana folk art gallery is a gnarled collection of driftwood homonculi.

Religion and personal struggle gave birth to this collection of concrete angels.

An otherworldly musical haven in The Big Easy.

A 19th-century shrine covered with prosthetic body parts as votive offerings.

A theme park that suffered massive flooding during Katrina was abandoned, and now proves irresistible to trespassing explorers.

Remnants of a storybook amusement park hidden behind a strip mall.

Once home to seven different roller coasters, Glen Echo has undergone many transformations since its founding in 1891.

This Maryland farm is known for its amazing corn mazes and its 30-foot junkbots.

An intricately designed junk art house with four extravagant junk art cars hidden in the suburbs.

A local farm's collection of unusual structures from a now defunct storybook amusement park.

The haunting "Hell House Altar" is one of the few remnants of an abandoned college that has been a magnet for local legends.

Thousands of jack o'lanterns light up Halloween at this historic West Virginia home.

This abandoned amusement park was built on a site with a dark history.

Hop on the train and tour an elaborate miniature town made completely of junk (including the train).

Exact replica of the ancient monument, but much, much lighter.

A sacred site for Native Americans surveyed by George Washington and owned by both King George III and Thomas Jefferson.

Giant busts of 42 U.S. presidents are sitting in a field in Virginia.

The remains of a failed attempt at medieval nerdery are hidden deep in the woods of Virginia.

The sole remaining outpost of a once-thriving South Carolina chain still sells “pic-a-nic” baskets.

One man's extraordinary topiary garden in a small South Carolina town.

A religious-themed park filled with folk art to bring biblical stories to life that fell into disrepair and now being restored.