Etna, California Etna, California Etna is a city in the Scott Valley area of Siskiyou County, California, United States. The population was 737 at the 2010 census, down from 781 at the 2000 census. Originally named Rough and Ready, it was changed by statute in 1874 to Etna after the local flour mill (spelled Ætna/Aetna after Mount Ætna in Sicily). Etna is located at (41.457350, -122.896875). Etna is in Northern California near the Oregon border, located in Scott Valley near the CDP of Greenview, the city of Fort Jones, and the unincorporated community of Callahan. Etna is located at the foot of
Mount Desert Island Some residents stress the second syllable ( ) in the French fashion, while others pronounce it like the English common noun "desert" ( ). French explorer Samuel de Champlain's observation that the summits of the island's mountains were free of vegetation as seen from the sea led him to call the island (meaning "island of barren mountains"). There are four towns on Mount Desert Island: Deep shell heaps indicate American Indian encampments dating back 6,000 years in Acadia National Park, but prehistoric data is scanty. The first written descriptions of Maine coast Indians, recorded 100 years after European trade contacts