California is one of the 50 states of America. Many years ago the people came here to look for gold and silver in the mountains. This is why California is also called "The Golden State". It's the home of Hollywood and American film business. But 160 years ago it was just a land of deserts and mountains. San Francisco and Los Angeles are the biggest cities in California. There was a terrible earthquake in San Francisco on April 18, 1906. It destroyed many buildings and about 3000 people died. Today San Francisco is one of the most beautiful cities in the world. It's popular among the visitors for its places of interest such as Golden Gate, Golden Gate Park, City Hall and Chinatown. There are many parks in San Francisco. Some oldest and biggest trees grow in these parks. Los Angeles that lies between the San Gabriel Mountains and Pacific Ocean is one of the largest cities of the world. Many filmmaking studios - Paramount, Universal are situated in Los Angeles. One can see the famous Hollywood sign in the hills above Beachwood Canyon. East of Los Angeles is the Mojave Desert. The best time to visit place is between October and May when it is not so hot. San Diego is another oldest and largest city of California. It's famous for old buildings,museums and art galleries.