Labyrinths of stones form in cold landscapes when water freezes into ice needles that push pebbles to one side. Overtime, the rising and falling of ice needles move the pebbles into intricate ...

Perfect circles of stones cover the ground in parts of Alaska and the Norwegian islands of Spitsbergen. Elsewhere in the far north, stones form other striking patterns on the ground: polygons, stripes ...

MACKINAW CITY, Mich. (AP) — Images from an underwater vehicle seem to reveal stone patterns on the bottom of the Straits of Mackinac in northern Michigan, possible evidence of Native American ...

Petoskey and Charlevoix stones are both fossilized coral from the Devonian Age, found in Michigan. Petoskey stones have a larger, more symmetrical hexagonal pattern than Charlevoix stones. Rock ...

Some of the most breathtaking zen garden patterns on the planet owe their existence to an unlikely artist: thousands of tiny “ice needles.” From swirls to circles to orderly rows, each delicate design ...

Some of the most breathtaking zen garden patterns on the planet owe their existence to an unlikely artist: thousands of tiny "ice needles." From swirls to circles to orderly rows, each delicate design ...