Having a maximum depth of 594 m 1949 ft Crater Lake is the deepest lake in the United States. Mount Mazama straddles the Cascade volcanic axis and is a cluster of overlapping stratovolcanoes that is the most voluminous Quaternary volcanic system in the Oregon Cascades.
A volcano is a rupture in the crust of a planetary-mass object such as Earth that allows hot lava volcanic ash and gases to escape from a magma chamber below the surface.
Hawaii volcanoes national park climate. On Earth volcanoes are most often found where tectonic plates are diverging or converging and most are found underwaterFor example a mid-ocean ridge such as the Mid-Atlantic Ridge has.