Near Diablo in Contra Costa County, California — The American West (Pacific Coastal)
Mount Diablo
By Karen Key, March 8, 2009
1. Mount Diablo Marker
Mount Diablo, sacred to Native Americans who lived and worshipped there for over 5,000 years became a critical reference point for Spanish explorers in the 18th century, and American trappers and early California settlers in the 19th. In 1851 Colonel Leander Ransome established the crossing of the Mount Diablo Base and meridian lines from which most of California and Nevada are surveyed. California Registered Historical Landmark No. 905
Plaque placed by the State Department of Parks and Recreation in cooperation with the San Ramon Valley Historical Society, April 23, 1978.
Erected 1978 by State Department of Parks and Recreation in cooperation with the San Ramon Valley Historical Society. (Marker Number 905.)
Marker series. This marker is included in the California Historical Landmark marker series.
Location. 37° 52.9′ N, 121° 54.85′ W. Marker is near Diablo, California, in Contra Costa County. Marker is on Summit Road, on the right when traveling north. Touch for map. Marker is in this post office area: Diablo CA 94528, United States of America. Touch for directions.
Other nearby markers. At least 8 other
By Karen Key, March 8, 2009
2. Mount Diablo Marker
Also see . . . Mount Diablo State Park. (Submitted on April 2, 2009, by Karen Key of Sacramento, California.)
Categories. • Churches & Religion • Exploration • Native Americans • Settlements & Settlers •
By Karen Key, March 8, 2009
3. Mount Diablo Summit Building
By Karen Key, March 8, 2009
4. View from the Summit Observation Deck
Mt. Zion Diabase Quarry to the North
By Karen Key, March 8, 2009
5. View from the Summit Observation Deck
Looking Southeast
By Karen Key, March 8, 2009
6. View from the Summit Observation Deck
Looking Northwest to the Bay
November 21, 2007
7. View from the Summit Observation Deck
Looking Northeast towards Sacramento.
By Karen Key, March 8, 2009
8. Mount Diablo National Natural Landmark Marker
By Karen Key, March 8, 2009
9. Mount Diablo National Natural Landmark Marker
March 22, 2009
10. View of North Peak of Mount Diablo from Marsh Creek Springs
More. Search the internet for Mount Diablo.
Credits. This page was last revised on November 3, 2019. This page originally submitted on April 2, 2009, by Karen Key of Sacramento, California. This page has been viewed 2,088 times since then and 4 times this year. Photos: 1, 2, 3, 4, 5, 6. submitted on April 2, 2009, by Karen Key of Sacramento, California. 7. submitted on April 5, 2009. 8, 9. submitted on April 2, 2009, by Karen Key of Sacramento, California. 10. submitted on April 5, 2009.
RSS Feed