Near Volcano in Amador County, California — The American West (Pacific Coastal)
Erected 1968 by the State Department of Parks and Recreation in cooperation with the Stockton and Sacramento Astronomical Societies. (Marker Number 715.)
Location. This marker has been replaced by another marker nearby. It was located near 38° 27.953′ N, 120° 38.42′ W. Marker was near Volcano, California, in Amador County. Marker was on Shake Ridge Road one mile west of Rams Horn Grade, on the left when traveling west. Click for map. Marker was in this post office area: Volcano CA 95689, United States of America.
Other nearby markers. At least 8 other markers are within 2 miles of this location, measured as the crow flies. John Doble's Cabin (approx. 1.7 miles away but has been reported missing); The Old Bavarian Brewery (approx. 1.7 miles away); Union Hotel (approx. 1.7 miles away); a different marker also named Astronomical Observatory (approx. 1.7 miles away); Volcano (approx. 1.7 miles away); Soldier Gulch Volcano (approx. 1.7 miles away); Carlo Andrea Dondero (approx. 1.7 miles away). Click for a list of all markers in Volcano.
More about this marker. This site was designated a California Registered Historical Landmark (No. 715) on October 6, 1959.
Observatory Hill is located at approximately 20600 Gopher Flat Road, between MP 11.5 and 12.0.
Related marker. Click here for another marker that is related to this marker. First placed in 1968, this marker was revised, relocated, and rededicated in January 2006. The link is for the updated marker.
Categories. • Science & Medicine •
Credits. This page originally submitted on , by Alvis Hendley of San Francisco, California. This page has been viewed 171 times since then. Photos: 1. submitted on , by Alvis Hendley of San Francisco, California. 2. submitted on , by Barry Swackhamer of San Jose, California. 3. submitted on , by Alvis Hendley of San Francisco, California. • Kevin W. was the editor who published this page. This page was last revised on July 24, 2016.