Union Square is the hot place to go shopping definitely and makes ice skating in Cristmas season, many people come to enjoy here in festive holidays...
New Orlyance and San Fransico only have cable car in USA. especially. San Fransico is polical liberal city,so it has a lot of gay communities. But They are accepted natually.
San Francisco has based on from gold rush
since 1850, so real estate boom has just arisen up. Apple,Face book and Google also are three engine driving here in Silicon Belly...