This twice-relocated "Usonian" home is among the smallest built by master architect Frank Lloyd Wright.

This 29-ton granite ball spins around at the slightest touch thanks to a scientific phenomenon.

The grave of a champion Thoroughbred hides within the former presidential estate.

Hidden for 165 years inside a building designed by Thomas Jefferson are the remains of what may be America's first educational chemistry lab.

Thomas Jefferson's estate is home to hundreds of varieties of historic fruits and vegetables.

The flower-shaped temple in Virginia aims to transcend the boundaries of the world’s religions.

A home built with marble tombstones from the graves of 2,200 Union soldiers buried in a Virginia cemetery.

This sprawling museum holds one man's giant collection of real tanks.

The scene of the largest surrender of Confederate troops at the end of the American Civil War.

This woodland architectural installation acts as a camera obscura for the heavens.

A piece of outsider public art accompanied by a strange urban legend.

An unusual art exhibition in a suburban yard is designed to awaken the souls of those flowing by.

This sweet Southern elixir comes from what may be the oldest grape vine in North America.

The uniquely-designed winter home and sculpture studio of Anna and Archer Huntington.

This recently rediscovered Civil War-era submarine was the first to ever sink an enemy ship.

Paths are maintained, but trees have taken over plots.

The only pachinko parlor in the United States.

From failed port town to Civil War fort, the ruins of this former defense saw their finest day in the television age.

This handcrafted, old western-style town is filled with deserted cars, retired movie props, and other forms of Americana.

Dental instruments from the illustrious history of American dentistry.

The oldest operating Mississippi River–style steamboat still navigates the Ohio River.

Eight rare Corvettes are swallowed up by a sinkhole in Kentucky's National Corvette Museum.

This intricate Hindu temple is the largest of its kind outside of India itself and was constructed like a giant puzzle.

A vision of beautiful Hindu architecture in the middle of the American South.