An autonomous oak in Alabama.

This small hut in the middle of a parking lot was once the wooded sanctuary of the 'Hermit of Montrose.'

Designed by Maya Lin, the memorial honors 41 individuals who died fighting for equal rights between 1954 and 1968.

Bananas are often left for the first monkey America ever recovered alive after being launched into space.

A rusted metal giant pays tribute to Birmingham’s industrial past.

The former home of the hard partying literary power couple is now one of the only museums devoted to their story.

A miniature city built by a single hunchbacked monk.

Alabama has a fiberglass Stonehenge. With apologies to Spinal Tap, this one is full-size.

This architectural triumph is the only Frank Lloyd Wright house in Alabama.

Every last book in this bookstore is signed by the author.

The highest point in Alabama was almost completely deforested, but is now home to protected towers and trees.

This natural wonder drops 16 stories straight down through rare flora and streaming waterfalls.

148 feet long and in the middle of a verdant forest.

After the nearby mercury mine shut down, this town was abandoned and declared a Superfund site.

A small obelisk commemorates the launch site of the world's first liquid-fueled rocket.

A quirky museum paying tribute to the history of the optical industry.

The final resting place of a man who claimed that he could tame even the mightiest of bears.

This small-town Connecticut restaurant gives each diner a free book from its vast library.

The skeletal white beams stand as a monument to religious dissent.

"Not too many people can say they've had a nuclear bomb dropped on them, not too many would want to." — Walter Gregg.

This natural wonderland is a unique chance to explore a Carolina bay, a mysterious geological formation of unknown origin.

This set of rickety spaceships are prepared to give alien travelers a place to relax and go to the bathroom.

Performers, intricate sets, and a real speakeasy tell the story of the 18th Amendment.

Booker T. Washington's home at the Tuskegee Institute was a gem of splendor.