Oct 28, 2022
From Sentinel Rock, you can look deep down into DAN COOK CANYON. But who was Dan Cook? And how did he wrest this side of Mount Diablo from California's railroad barons? Stories galore from master naturalist Ken Lavin.
Presented by Mount Diablo Interpretive Association in partnership with Save Mount Diablo. Episode 6 of...
Sep 30, 2022
Time for a hike that kids will love? Try Mount Diablo's WIND CAVES. Exploring them is fun; understanding them is a fascinating lesson in how the world works.
This segment is part of a tour of Mount Diablo's ROCK CITY is presented by Mount Diablo Interpretive Association. Featuring Ken Lavin. Music: Phil Heywood;...
Sep 16, 2022
If hot days are getting you down, take a break to learn about the Bay Area's "refrigerator tree," Arbutus menziesii.
From a tour of Mount Diablo's Rock City. Presented by Mount Diablo Interpretive Association. Featuring Ken Lavin; Production, Narration: Joan Hamilton.
May 13, 2022
Learn about wood, polypody, goldenback, and maidenhair FERNS. In springtime you might also see two impressive early-blooming flowers: warrior's plume and mission bells. Each has an interesting story.
This tour of Mount Diablo's ROCK CITY is presented by Mount Diablo Interpretive Association. First published in 2015,...
Jul 30, 2021
Hear the story of MOUNT DIABLO STATE PARK’s devilish dedication ceremony in 1931.
This tour of ROCK CITY is presented by Mount Diablo Interpretive Association. Featuring Ken Lavin. Music: Phil Heywood. Production, Narration: Joan Hamilton; Photos: Seth Adams, Contra Costa Historical Society, Joan Hamilton.