Volcanoes are so hot right now… Well, it is #VolcanoWeek! It’s hard not to be awed by a volcano (mountain-fountain). Molten rock—magma—making its way to the surface gives us a glimpse of the powerful forces that made Earth and continue to shape it today. The national parks protect these active processes and the volcanic features left behind from past activity. Watch these forces at work. Walk on ancient lava beds. Climb to the peaks of long-dormant craters. Learn more about volcanoes. All in your national parks. Did you know that there is a volcano in Death Valley? Located in the northern part of the park, Ubehebe Crater is what is known as a maar volcano. Maar volcanoes are sometimes confused with meteorite impacts by casual observers. This crater was formed by an explosion (like a tick, tick, tick 'til it's ready to blow…) which occurred when the pressure from underground steam blew away the rock layers above. Geologically speaking, the crater is relatively young, with an estimate...