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Devil’s Tower National Monument, Wyoming
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Grand Teton – Grand Tetons National Park, Wyoming
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Sunset over the Badlands at Theodore Roosevelt National Park, North Dakota
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Winter Solstice at Aztalan State Park – Lake Mills, Wisconsin
Source – Prehistoric Geometrical-Based Art Work on the Ground: Wisconsin’s Effigy Mounds, published by the Ancient Earthworks Society, Inc., Madison, WI, Oct. 1991.Aztalan; Mysteries of an Ancient Indian Town by Robert A. Birmingham and Lynne G. Goldstein
Indian Mounds of Wisconsin by Robert A. Birmingham and Leslie E. Eisenberg
Buy a video of the Aztalan State Park
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Map of the Shoshone National Forest, Wyoming
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Island Lake Campground Site 18 – Shoshone National Forest, Wyoming
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Bison on the Badlands Landscape – Theodore Roosevelt National Park, North Dakota
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Wild Horses in the Badlands – Theodore Roosevelt National Park, North Dakota
