University of California, Los Angeles (UCLA) is one of the most prestigious and top-ranked universities in the world. A division of UCLA, UCLA Extension is the largest single-campus continuing education program in the world. UCLA Extension offers more than 30 F-1 visa-approved programs for international participants; some of the programs include General Business Studies, Filmmaking, Marketing, and Graphic Design. The courses in the programs emphasize practical experience and work-related applications, taught by industry experts. Internships and Optional Practice Training (OPT) are available during a program and after completing a certificate.