A giant white horse drawn on an English hillside may not have been intended to be a horse at all.

Macabre astrological automaton clock dating to the late 1400s.

Abandoned substation turned village treasure.

Step inside Lucy, the world's largest "elephant."

This Netherlands museum holds a gloriously mechanical collection of ornate musical automata.

The people murdered during a 17th-century Norwegian witch hunt have been honored with a pair of stark, modern installations.

Once adorning a New York skyscraper, these reclaimed ruins now haunt an Indiana park.

The home used in just a few seconds of film that came to define the setting of a hit sitcom.

The final resting place of the world's first nuclear reactor.

A hollow cement depiction of time's inexorable effect on the human body.

What's left of the ruins of the 1893 Columbian Exhibition, or World's Fair, also known as the White City.

This open air cathedral invites all faiths to worship under the only roof big enough to fit them all: the sky.

The history of whiskey and all of its boozy glory, from Colonial days to modern American cocktail culture.

Symbolic attempt to overcome the issues of life.

This modern castle sat empty for decades before a fire inspired its builders to complete its luxury halls.

Patrick Dougherty's fantastic living tree sculptures, mind-blowing but temporary.

One man's vision and a labor of love of many.

The only freestanding table rock formation east of the Mississippi.

One tree's homage to soles past and present.

In a grove of fast growing walnut trees outside Paris, Illinois, a marker shares the story of a fictional road building culture.

The longest navigable underground river in the United States is home to countless blind and albino animals.

A wartime promise becomes a shrine to Our Lady of Lourdes.

The lynching and burial site of America's first train robbers.

Modeled after the labyrinth in Chartres Cathedral, this small-town Indiana memorial labyrinth sits half a world away.