8:59 PM PDT on October 24, 2010
Come out for this annual Halloween bike race and scavenger hunt, with all proceeds benefiting Up On Top, a Tenderloin neighborhood afterschool program for low-income elementary school students.
Bonuses for costumes, including a special Best Costume prize. Registration at 2:00PM.
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But there's no clear indication of whether or not the center-running lane is actually safer