Vibrant cities, beaches, amusement parks, and natural wonders like nowhere else on earth make California an intriguing land of possibilities for travelers. The gateway cities of San Francisco and Los Angeles are home to some of the state's most well-known sites, from the Golden Gate Bridge to Hollywood and Disneyland. But the national parks, covering mountains, forests, desert, coastal areas, and islands offer their own outstanding experiences. The tallest and largest trees on earth, the largest alpine lake in North America, and the famous sites of Yosemite, offer once in a lifetime opportunities for outdoor adventure.