Turtles and cranes, frisky humans and a rare female shaman are just a few of the 1, 000 ancient Sinaguan petroglyphs on view at this fascinating site 100 miles north of Phoenix.

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Ancient humans spent all their time outdoors and got such doses.

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An ancient medicine, enjoy in moderation - all about humans' long and proud history with alcoholic beverages.

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For the past century in Ethiopia, Kenya, Tanzania and South Africa, ancient fossils dating back millions of years continue to emerge suggesting a common ancestor for humans.

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