Mount Etna than fiery, associations, before her incorporation into the folklore of Sicily. For another Sicilian conception of the fairy realm or castle of Morgan le Fay – see Fata Morgana (mirage) re. an optical phenomenon common in the Strait of Messina. Volcanic activity first took place at Etna about 500,000 years ago, with eruptions occurring beneath the sea off the ancient coastline of Sicily. About 300,000 years ago, volcanism began occurring to the southwest of the summit (centre top of volcano) then, before activity moved towards the present centre 170,000 years ago. Eruptions at this time built up the first major
Etna (sternwheeler) navigation on the Willamette River above Newberg, Oregon, and government dredging operations had ceased, there was talk among the farmers along the river between Newberg and Wheatland of securing the steamer "Etna", then running on the Lewis River, to carry freight on the Willamette. On October 6, 1910, early rains raised the water level high enough on the north fork of the Lewis River so that "Etna" could navigate on the route. This was about three or four weeks before the water was usually deep enough for "Etna" to make the trip on the north fork In mid-February 1911, "Etna"