Spheres

An abandoned NSA listening post on Berlin's "Devil's Mountain."

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

This historic address is home to the beloved ball and is an almost totally empty building among the most expensive real estate in the world.

These mysterious ancient stone spheres were created by a civilization lost to time and are now mostly lawn ornaments.

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

This moving cemetery sphere is a slowly rolling stone.

The mysterious round rocks of Schooner Gulch.

The skyline of Montreal includes the silhouette of an unexpected fruit-shaped Canadian staple.

A neutrino detector built into the largest man-made underground cavity in the world.

An idle pastime becomes a record holder in Boys Town, Nebraska.

It's big, it's a ball, and it's made of twine—the world's largest of its kind.

A landscape of massive spherical boulders are the main attraction in this Kansas State Park.

Volcanic irregularity? Odd erosion? Alien eggs? Local legends compete to explain these strange orbs.

This sculpture by artist Fritz Keonig survived the 9/11 attacks and now stands as a monument to the victims.

Mysterious spherical rocks in the semi-desert of western Kazakhstan.

Sleep snuggled in a sphere suspended atop the forest canopy of Vancouver Island.

Tiny pyrophyllite spheres from 3 billion years ago.