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GRAND CANYON (1)
GRAND CANYON (1)
ScnMaster
a deep gorge of the
Colorado River
, located in the
state
of
Arizona
, southwestern United
States
. It is up to 1 mile deep, 4 - 18 miles wide and more than 200 miles long.
—
Classification
,
Gradation
and
Awareness
Film Approved Glossary