Carnegie Unit and Student Hour. The Carnegie Unit and the Student Hour are strictly time-based references for measuring educational attainment used by American universities and colleges; the Carnegie Unit assesses secondary school attainment, and the Student Hour, derived from the Carnegie Unit, assesses collegiate attainment.
With over 4,210 acres of both natural chapparal-covered terrain and landscaped parkland and picnic areas, Griffith Park is the largest municipal park with urban wilderness area in the United States. Situated in the eastern Santa Monica Mountain range, the Parkâs elevations range from 384 to 1,625 feet above see level.
Yet, ironically, L.A. boasts one of the largest urban parks in the nation; at 4,310 acres, Griffith Park is four times the size of San Francisco's Golden Gate Park and nearly five times the size of New York's Central Park.