Augustine Volcano showing the typical cone shape ... The largest eruption in the last 100 years was the 1911 Mount Katmai event. The Valley of 10,000 Smokes was formed when a 35 cubic km ...

The park was named after the stratovolcano of Mount Katmai. First ... The park has 18 individual volcanoes; seven of these volcanoes, since 1900, are still active. After its designation, the ...

the largest plug dome volcano in the world, and its last eruption in 1915. The park features boiling springs, fumaroles, and mud pots Dominated by Mount Rainier, an active stratovolcano and the ...

Alaska residents are again being urged to brace themselves for a possible eruption of Mount Spurr. Following up on last week's warning, the Alaska Volcano Observatory reiterated in a series of ...