Aeolian Islands
The complex of the seven Aeolian Islands, covering an area of , originated in the Tyrrhenian Basin, a great plain at the bottom of the Tyrrhenian Sea. Emissions of lava from depths of up to resulted in the formation of the Aeolian Islands, together with Ustica and a series of submarine volcanoes named Magnani, Vavilov, Marsili and Palinuro, as well as two that are unnamed.