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Do you know what holds the distinction of being the most visited and photographed natural wonder in all the world? You have probably heard the questions–"How old is the Grand Canyon? How did it form? "Why are the Sedona red rocks so red?" Now get answers to these and many other questions in this new presentation by geologist Richard Allen. The geologic story of the southwest cannot be told without examining its most important feature–the Colorado Plateau and its significance over geologic time. Recommended prerequisite: Geology 101: Geology of the Valley of the Sun. Limit 30.
