EL CAJON, CALIF.–Macy's has the famed Thanksgiving Day Parade but a lesser known tradition is the Mother Goose Parade always held on the Sunday before Thanksgiving. Witness an annual event that began as a gift to the children of San Diego in 1947. The largest parade in San Diego County features floats, clowns, Santa Claus, marching bands, equestrian teams and celebrity appearances. It takes place in the East County city of El Cajon. See themothergooseparade.com! Here is a list of free things to do this holiday season in San Diego.