To celebrate National Bike Month, the San Francisco Bay Area will celebrate the 15th annual Bike to Work Day on Thursday, May 14. Bike to Work Day is a grand celebration that promotes bicycling as a healthy, fun, economical and viable form of transportation. Visit the bicycling page at for more information on how you can prepare for this year's event. Important Dates to Remember March 16th – Bike Commuter of the Year Award Nominations Open April 1st – Team Bike Challenge registration begins May 14th – Bike to Work Day