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About 20 miles West of Tucson, Arizona in the Saguaro National Park there is a little outcrop
of rocks called Signal Hill.
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There are many Hohokam petroglyphs on these rocks.
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About 20 miles West of Tucson, Arizona in the Saguaro National Park there is a little outcrop
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There are many Hohokam petroglyphs on these rocks.
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They made these rock etchings in the oxidized patina of the stones during the time
period 200 A.D. to
1450.
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