CORRAL HOLLOW How a ranching family helped build a park.

The third in Save Mount Diablo's series, "Fire, Drought, Rain, and Hope," about the mysterious, little-known, 200-mile long Diablo Range. The series takes viewers into places off the beaten track for most Bay Area residents, yet deeply connected to places they already love and vitally important in a time of climate change. Photos by Scott Hein and others. Music by Phil Heywood. Writing, production, and narration by Joan Hamilton.