Hidden within a Netherlands crater is a stone bed that lets those who lie in it see the sky as a curved surface.

Climb inside an iron crystal magnified 165 billion times its normal size.

Sculpture designed by Turkish artist and professor Mehmet Ali Uysal.

This ghost town in Belgium will lose its street art when it ceases to exist.

An undulating wicker beast looms peacefully atop a sand dune in Belgium.

Part modern art project, part traditional chapel, this see-through church is only substantial from the right angle.

The "stairway to heaven" lookout tower was built to resist weather, arson, and the laws of physics.

The highest point in Belgium is a staircase to nowhere.

The patron of this extravagant Art Nouveau confection insisted that nothing less than a boat should project from its facade.

This bike path was sunk below water level for maximum wonder.

More than a century after her death, Little Gracie Watson remains one of Savannah's most often-visited residents.

An eerie smiling woman looms above the granite tombstones.

A unique museum dedicated to the Gullah-Geechee people, housed within an old oyster cannery.

Tucked away inside a historic Savannah hotel is a hundred-year history presented in ladies' lids.

"X" marks the spot of an echo chamber in the middle of a plaza.

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

This haunting tombstone comes complete with a heartbreaking story of love and loss.

Hidden amid the old-world charm of Savannah is a museum dedicated to the world of oddities and criminal history.

One of Savannah's oldest and most haunted cemeteries, featuring graves desecrated by Sherman's Union Army.