Mysterious Roving Rocks of Racetrack Playa

The trails have some curious features. Sometimes the clay gets pushed into a mound at the trail's end, as in this photo.

Photo credit: NASA/GSFC/Cynthia Cheung

To read a feature story on the Racetrack Playa go to: www.nasa.gov/topics/earth/features/roving-rocks.html

NASA Goddard Space Flight Center is home to the nation's largest organization of combined scientists, engineers and technologists that build spacecraft, instruments and new technology to study the Earth, the sun, our solar system, and the universe.

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