(Dove) at the Visitor Center in Alum Rock Park NE of San Jose, Santa Clara County, CA. Alum Rock Av. N. 3.0 miles from jct with I680 exit 1 to the park entrance. Continue on Alum Rock Av. (becomes Alum Rock Falls Rd.) 1.2 miles to the visitor center on the S. side of the road. (N37 23.822 W121 47.891) Photo by Mark Comstock 5-9-09.