A black cottonwood gets a second life as a home for books.

Now abandoned, the first public health hospital in the U.S. saw more than one million immigrants from around the world.

An abandoned asylum where patients have been forgotten but their possessions remain.

Ruins of a historic medical facility sits eerily by the water.

An abandoned tuberculosis hospital moulders on into an uncertain future.

This house covered in art created with volcanic rocks is shrouded in macabre lore.

A beautiful old horse stable hosts one of the largest collections of domestic animal skeletons and taxidermy.

A clone of a cloned tree that was so important it allegedly had its own guards.

Former utopian colony based on the belief that the universe exists in a hollow sphere.

A town church once nearly submerged by the damming of a river is now hauntingly visible as the water recedes.

A museum to a cave explorer whose tragic death was a media sensation, and whose corpse became a tourist attraction.

World's largest collection of Coke-related items not held by the Coca-Cola company.

A curiosity-seeker's paradise set inside a three-story historic school house.

While filling up your gas tank in eastern Kentucky, you just might stumble into this collection of country music memorabilia.

The Trappist monk, prophet-poet, and rebel never really got to live out the eremitic life he was seeking.

Visitors to this Kentucky homestead turned museum are immediately transported back to the Antebellum south.

A life-sized memorial to Harry L. Collins, the official corporate magician of Frito-Lay.

Bizarre and inspired combination store selling only two items: tires and bibles.

A unique home built by Andrew Jackson Caldwell that also served as a military hospital.

This hidden jockey “walk of fame” celebrates the winning riders of the Kentucky Derby.

A pharmacy built in the shape of a mortar and pestle, now resembles a fancy cocktail.

This tombstone marks the final resting place of the beloved 1990's character, Ernest P. Worrell.

This museum of miniature displays provides a journey through early American history.

A collection of outdoor art by renowned muralist Robert Dafford depicts the history of a flooded city.