San Francisco is a place with many famous landmarks and beautiful scenery. Here are a couple places that should go on your list.
With a size larger than Central Park, Golden Gate Park is filled with many places to visit and to have fun. There are many open fields to play and museums to visit. It is defenitly a place to go to when visiting SF.
Twin Peaks is the best place to see the view of the city and it is a must visit for tourists.
The world famous Golden Gate Bridge. You can not visit SF and not come and see it for yourself. I don't think I need to explain, I mean it's the Golden Gate Bridge.
There are many more places to go such as the food location mentioned on the other page, and places like Lombard Street, Coit Tower and Chinatown. Mentioned above are samples of the many places you can go and to expereince the true wonder of San Francisco, explore the city on your own.