Experience Costa Mesa’s stories on two wheels! The Costa Mesa Historical Society is excited to host the 3rd Annual Historical Costa Mesa Bike Tour with Council Member Arlis Reynolds on Sunday, September 14, 2025. Meet at the Costa Mesa Historical Museum at 1:30 p.m., ride begins at 2:00 p.m., and we’ll return to the museum by 4:00 p.m. To learn more about the event and to RSVP, click here.