Inside Volcanoes

What causes scorching hot lava to spike through Earth's crust andmake a volcano blow its top? Do volcanoes exist in space? What dobrave volcanologists learn by climbing right into a volcano'smouth? In the wake of the eruptions by Iceland's Eyjafjallajkull,everyone wants to know! Ten spectacular gatefolds, plus incrediblephotos, graphs, maps, diagrams and first-person stories, takeintrepid young explorers right to the source to find out.