San Jose is gaining increasing importance as the main city of Silicon Valley—the world center for the computer software industry. There is much in the area to attract visitors and San Jose is a great base from which to see the whole region. In San Jose itself, visitors enjoy examining the educational exhibits at the Rosicrucian Egyptian Museum and Planetarium and the intriguing Winchester Mystery House . No matter what time of year it is, San Jose hosts a wide array of festivals, ranging from the San Jose Jazz Festival in August to the Evergreen Fine Arts Festival in May. Those who love shopping are fans of the San Jose Flea Market, which features over 2,000 vendors showcasing their wares, ranging from comic books to furniture to jewelry. Over 25 food vendors are also found at the flea market, which is open Wednesday through Sunday during daylight hours.