Sailing stones
Videos
Sailing stones are part of the geological phenomenon in which rocks move and inscribe long tracks along a smooth valley floor without animal intervention. The movement of the rocks occurs when large,
A sailing stone in Racetrack Playa
Tracks are sometimes non-linear.
Two rocks in Racetrack Playa
A panorama of the Milky Way with the tracks of sailing stones below: Notice the stone on the right side.
Ice shove
Videos
An ice shove is a surge of ice from an ocean or large lake onto the shore. Ice shoves are caused by ocean currents, strong winds, or temperature differences pushing ice onto the shore, creating piles
Sailing stones
…moving at high wind speeds within the flow of thin, melting sheets of ice. The scientists have thus identified the cause of the moving stones to be ice shove. The first documented account of the sliding rock phenomenon dates to 1915, when a prospector named Joseph Crook from Fallon, Nevada, visited the…
Ice shove on the shore of Utah Lake, December 2020
An ice shove on Lake Winnebago in the state of Wisconsin in March 2009
People standing on broken ice from an ice shove that breached the shore in Montreal, Quebec in 1884
Ice shove on the shore of Lake Winnebago, Oshkosh, WI USA in March 2025.