10 delicately balanced rocks that defy gravity

Grand Staircase, USA
How did that rock get there?
© Tim Fitzharris/Minden Pictures/National Geographic Creative
Utah's Grand Staircase-Escalante National Monument is a window into time, a geologic sampler with a huge variety of rock formations and features. This delicately balanced rock is part of the Grand Staircase, a geological formation spanning eons of time. There's only one question. How did that rock get there in the first place?
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