If someone told you there are lots of things to see in California, you wouldn't disagree. Each city is filled with treasures and things to explore. Top 3 where a million or more people dwell: California has close to three million-plus cities—L.A., San Diego and San Jose. In cities that size there are millions of things to see and attractions worth a look. However, we decided at SeeCalifornia.com to pick out our favorite three in various cities and towns around the state, part of our bucket list when we visit destinations.