When a volcano is dormant, it typically doesn't tend to make much noise. However, the Iliamna Volcano in Alaska is defying what we thought we … The post This volcano in Alaska has been dormant for over 100 years,

( NewsNation) — A volcano in Alaska that last erupted in 1867 is displaying signs of rumbling. Located roughly 140 miles southwest of Anchorage, Iliamna has been dormant for over a century. But on June 15, the Alaska Volcano Observatory detected seismic activity.