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Shasta, Mount(shăs`tə), volcanic peak, 14,162 ft (4,317 m) high, N Calif., in the Cascade Range. Visited c.1827 by Peter Skene Ogden, a British fur trader and explorer, Mt. Shasta has long been extinct except for hot sulfurous springs near the top. The resort town of Mt. Shasta is at the southwest foot of the mountain. The peak has had spiritual significance for the Klamath and Modoc tribes, and in 1987 an assemblage of New Age enthusiasts gathered there to honor a planetary alignment, with many choosing to remain in the area.
an extinct volcano in the southern Cascades, in the USA. Mount Shasta has an elevation of 4,317 m and is composed of andesites. Glaciers line its slopes.