This short animated video illustrates the complex geologic processes that created the park's iconic boulder formations.
1 minute, 48 seconds
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Multimedia credited to NPS without any copyright symbol are public domain. Multimedia credited with a copyright symbol (indicating that the creator may maintain rights to the work) or credited to any entity other than NPS must not be presumed to be public domain; contact the host park or program to ascertain who owns the material.
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