Every Labor Day (the first Monday in September), San Francisco hosts a bike race called the “Giro di San Francisco.” Giro is the Italian word for “tour” — in years past, the race went through North Beach, an historically Italian neighborhood.
Once upon a time, the race was known as the San Francisco Gran Prix, and some of the world’s greatest pros came to SF to suffer on the steep hills of Fillmore Street.
The Giro is now a relatively flat “criterium” race (meaning a lot of short, fast laps, which is great for spectators).
The Giro has caught the attention of Funcheap:
The race promoter’s event flyer is here:
Lots of folks take video while in the race: