Calistoga in Napa County, California — The American West (Pacific Coastal)
Erected 1978 by California State Department of Parks and Recreation with Ollie Orre Bockee, Jeanette Orre Hawthorne, and Davida Conway. (Marker Number 915.)
Location. 38° 33.344′ N, 122° 38.305′ W. Marker is in Calistoga, California, in Napa County. Marker can be reached from Petrified Forest Road 0.7 miles east of Porter Creek & Calistoga Roads. Touch for map. The marker is at the front of the visitor center, on the right. Marker is at or near this postal address: 4100 Petrified Forest Road, Calistoga CA 94515, United States of America.
Other nearby markers. At least 8 other markers are within 4 miles of this marker, measured as the crow flies. A different marker also named Petrified Forest (within shouting distance of this marker); To Commemorate..."Petrified Charlie" (within shouting distance of this marker); Pioneer Cemetery (approx. 3 miles away); Calistoga Sam Brannan Center Calistoga City Hall (approx. 3.6 miles away); Mount View Hotel (approx. 3.6 miles away); Calistoga Depot (approx. 3.7 miles away); Oat Hill Mine Road (approx. 4 miles away). Touch for a list and map of all markers in Calistoga.
Also see . . . Petrified Forest, Calistoga, California. What has been described as one of the finest examples in the world of an ancient forest is preserved here at the Petrified Forest, in Calistoga, California. This unique site at the gateway to the Napa Valley was created following a violent volcanic explosion 3.4 million years ago. Seven miles northeast of this property lies the remains of an extinct volcano that today we call Mt. St. Helena. The incredibly powerful blast knocked down the forest of now extinct Redwood trees (Sequoia Langsdorfii) in a SW-NE orientation. Thick layers of volcanic ash billowing from the volcano rapidly buried the trees, creating an anaerobic (oxygen deprived) environment which discouraged the presence of the bacteria that decompose organic material. The thousands of years following the event were characterized by the formation of mineral-rich (Submitted on February 25, 2017, by James King of San Miguel, California.)
Categories. • Environment • Horticulture & Forestry • Paleontology •
Credits. This page was last revised on February 27, 2017. This page originally submitted on February 25, 2017, by James King of San Miguel, California. This page has been viewed 374 times since then and 18 times this year. Photos: 1, 2, 3, 4, 5, 6. submitted on February 25, 2017, by James King of San Miguel, California. • Syd Whittle was the editor who published this page.