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Sonoma
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Sonoma: city hall
Sonoma: city hall City hall in Sonoma, Calif.

Sonoma

California, United States
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Encyclopaedia Britannica's editors oversee subject areas in which they have extensive knowledge, whether from years of experience gained by working on that content or via study for an advanced degree....
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Sonoma, city, Sonoma county, western California, U.S. It lies about 50 miles (80 km) northeast of San Francisco and 20 miles (30 km) southeast of Santa Rosa, in the Sonoma Valley (made famous by Jack London as the “Valley of the Moon”). It was founded in 1835 by military officer Mariano Guadalupe Vallejo (who had been sent to investigate the Russian outpost at Fort Ross, 50 miles north-northwest) at the site of the Mission San...

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