Shield volcano are cave-like volcanic straights formed by the hardening of overlaying lava. These structures help further the propagation of lava, as the walls of the tube insulates the lava within. Lava tubes can account for a large portion of shield volcano activity; for example, an estimated 58% of the lava forming Kīlauea comes from lava tubes. In some shield volcano eruptions, basaltic lava pours out of a long fissure instead of a central vent, and shrouds the countryside with a long band of volcanic material in the form of a broad plateau. Plateaus of this type exist in Iceland, Washington, Oregon,
Riding a Black Unicorn Down the Side of an Erupting Volcano While Drinking from a Chalice Filled with the Laughter of Small Children Riding a Black Unicorn Down the Side of an Erupting Volcano While Drinking from a Chalice Filled with the Laughter of Small Children Riding a Black Unicorn Down the Side of an Erupting Volcano While Drinking from a Chalice Filled with the Laughter of Small Children (more commonly referred to by its abbreviated name Riding a Black Unicorn...) is the eighth studio album by dark cabaret singer Aurelio Voltaire, released on September 2, 2011. Beginning with this album, Voltaire would start releasing his material under the moniker Aurelio Voltaire, in order to avoid confusion with other acts also called "Voltaire".