Mar 25, 2022
CANYON CLOWN Continuing our tour of the east side of Mount Diablo State Park, we hear tales of William Ryder "Doc" Powell, a circus clown/mercury miner who hoped to hit it rich in these hills.
From a tour of Perkins Canyon presented by Save Mount Diablo. Featuring Seth Adams, Jean Hetherington, and Ken Lavin. Music...
Mar 11, 2022
READING THE ROCKS Crossing Perkins Creek, we see a colorful combination of rocks—green serpentine, red chert, and gray dacite—that offer clues to the mountain's tumultuous past.
From a tour of Perkins Canyon presented by Save Mount Diablo. Featuring Seth Adams, Jean Hetherington, and Ken Lavin. Music by Phil...
Mar 4, 2022
Mount Diablo is not a volcano, but has volcanic "domes." Geologist Jean Hetherington helps us see those mushroom-shaped hills as clues to our landscape's dynamic history.
From a tour of Perkins Canyon presented by Save Mount Diablo. Featuring Seth Adams, Jean Hetherington, and Ken Lavin. Music by Phil Heywood....