Etna DOC agriculture and viticulture. Later on between 1 800 and 500 B.C. the Greeks occupied Sicily. They contributed a lot to the viticulture and the techniques of vinification. Apart from their expertise they introduced new grapes, among which "Grechetto". Its contemporary name is Grecanico and today it can be found in some areas of the Etna region. Mythology is closely tied to the island as well. The early settlers – the Sicels, who inhabited the island before the Greeks worshipped the God of wine Adranus. The Greeks prayed at Dionysus and the Romans revered the wine God Bacco. Etna volcano and
Mount Etna accessible record of Etna's eruptive history. The most recent collapse event at the summit of Etna is thought to have occurred about 2,000 years ago, forming what is known as the Piano Caldera. This caldera has been almost entirely filled by subsequent lava eruptions, but is still visible as a distinct break in the slope of the mountain near the base of the present-day summit cone. Mount Etna is moving towards the Mediterranean Sea at an average rate of 14 mm per year, the massif sliding on an unconsolidated layer above the older sloping terrain. Eruptions of Etna follow a