History of Silicon Valley: Why do they call it Silicon Valley?

Learn about the history of Silicon Valley in 8 minutes: - Silicon Valley is located in the southern part of the San Francisco Bay Area in Northern California that serves as a global hub for high technology, innovation, and social media. - Silicon Valley corresponds roughly to the geographical Santa Clara Valley. San Jose is the Valley’s largest city, the third-largest in California, and the tenth-largest in the United States.