A sewing machine tycoon built this miniature castle for the people and to beautify a lakeshore.

Covered in tens of thousands of coats of paint, this Indiana attraction holds a world record all its own.

The world's largest kaleidoscope, designed by a 1960s psychedelic artist.

A distillery built on (and above!) mobster Dutch Schultz's Prohibition-era underground moonshine business.

A peaceful international sculpture garden in upstate New York.

One man's swirling six-acre monument of stone.

This lovely little pond is named after the hundreds of soldiers' corpses that were rolled into the waters during the French-Indian War.

The old Route 66 town straddling Texas and New Mexico died along with the Main Street of America.

An abandoned 1920s-era stretch of cabins now overshadowed by the 66 Motel.

This once bustling boomtown hotel is now the hottest spot in Nevada for ghost hunters.

This permanent collection of preserved bodies taken from Irish bogs is one of the leading authorities on such morbid mummies.

The oldest inn in Kilkenny was established by the first convicted witch in Ireland.

This Irish show cave is said to have been the site of a Viking massacre that claimed 1,000 lives.

An unusual manor of stunning beauty, born out of a crippling disease.

The world's toughest modern Christian pilgrimage leads directly to the gates of Hell.

This singular Irish dolmen is more Frank Lloyd Wright than upright stonehenge.

A tiny microvalley etched into the side of Knocknarea Mountain hides another world.

The ruins of this medieval castle in Northern Ireland have inspired artists from C.S. Lewis to Led Zeppelin.

An ancient neolithic tomb that only sees the sun twice a year.

Gorgeous cave resemble a winter wonderland.

The ghostly remains of what was once the world's richest copper mine.

The remains of a community that was forced to move for a dam that never materialized still rot in this Pennsylvania park.

An abandoned quicksilver mining town surrounded by the Big Bend parks.

An old abandoned mining town in The Adirondacks where Theodore Roosevelt first learned of the shooting of President William McKinley.