SAN FRANCISCO (AP) — The best plan for tackling San Francisco's Chinatown is no plan at all. Simply wandering the wide streets and narrow alleys will take you where you need to go. Whether you just happen to be in town or are visiting for something specific like the Super Bowl or Lunar New Year - the Year of the Monkey dawns Feb. 8 - spending a few hours in the second-largest Chinatown in the United States (behind New York City) is always worthwhile.