Krakatoa's violent 1883 eruption and Anak Krakatau's frequent activity make it a constant danger to nearby populations. Mount Rainier's significant glacial ice poses a threat of devastating ...

Mount Pelée (1902) Death toll: 30,000 It’s considered the worst volcanic disaster of the 20th century. Krakatoa (1883) Death toll: 36,000 The eruption cast so much dust into the atmosphere ...