The center of the Bay Area, San Francisco is a compact city and offers some of the best public transport options in all of America. Additionally, biking the city is quite common as long as you are clear on the route and the directions – remember that the city consists of many steep hills. While generally safe, the city is quite large and as a result visitors should pay attention to their surroundings and ensure they do not end up in rough neighborhoods. A little advanced planning will help ensure a fun and safe visit to San Francisco.