Los Angeles is the commercial, financial, and cultural center of Southern California. Los Angeles is the largest city in the state of California, the second most populous city in the United States after New York City, and one of the world's most populous megacities. The city lies in a basin in Southern California adjacent to the Pacific Ocean in the west and extending through the Santa Monica Mountains and north into the San Fernando Valley.
Los Angeles has a diverse economy with a broad range of industries. It is driven by international trade, entertainment, aerospace, technology, fashion and tourism. The city has the busiest container port in the Americas and is also home to the Hollywood film industry.
UCLA Extension is a public continuing education institution with its headquarter in Westwood, Los Angeles, on the campus of the University of California, Los Angeles. Classes are held at UCLA, in Downtown Los Angeles, and other locations throughout Los Angeles County.
Founded in 1917, it is part of the University of California system, and all courses are approved by the University of California, Los Angeles. It offers more than 5,000 courses and more than 100 attractive certificate programs.