Saturday, September 8: Nature and Optics Festival
Nonprofit conservation groups offer nature exhibits — many with live animals, like owls, bats and raptors — plus kids craft projects, an air boat from U.S. Fish and Wildlife Service. Camera, binocular and project vendors will be on hand with equipment for demo and sale.
Free. 10 a.m. – 4 p.m. Casa Grande, 20 E. Spain, Sonoma. Sonomabirding.com.