April 17, 2011
Cheyenne River Sioux Tribal Park, South Dakota
Photograph by Jack Dykinga, National Geographic
This Month in Photo of the Day: Nature and Weather Photos
A glacial remnant boulder is surrounded by grassland in Cheyenne River Sioux Tribal Park in South Dakota. A growing number of tribes across the United States are making moves to bring back land crushed over generations of human use.
See more pictures from the August 2010 feature story "Native Lands".
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