The Giro di San Diego Granfondo is a Challenging Ride that will take you to the heights of Palomar Mountain if you choose the Granfondo Mesa Grande 105 Mile Ride, or Granfondo Palomar 67 Mile Ride. The Giro is known for having challenging and picturesque routes, outstanding ride support, delicious food on course and a post-ride party with an included Lunch, Free Massage, and a Beer & Wine Garden! The Ride Benefits Challenged Athletes Foundation.