If you can stay longer, climb Cinder Cone, an outstanding example of the results of volcanism, and, if you have the stamina for a more demanding trek, try Lassen Peak. Four types of volcanoes ...

A little-known volcano on a remote Pacific island may have been the source of one of the 19th century’s most powerful ...

For 25 million years, volcanos spewed molten rock and ash across New Mexico, forming craters, super volcanos, cinder cones ... Sacred Fires: Volcanoes of New Mexico is available to stream on ...