By Linda Ludington
The country is not a gentle land. Huge boulders strewn about like a naughty child's toys appear to have catapulted one another to balance themselves capriciously on sheer ledges. Rocks trap and concentrate precious moisture in clefts to nourish Saguaro and desert grasses. Above the Santa Maria River, steep ridges reveal still higher crests to the north. The elevation climbs from 2,000 to over 5,000 feet. The desert gives way to vast mesas covered with pinon, oak, and mountain grasses.
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