Sinabung Volcano, Indonesia
Eruptions occur very frequently at this active volcano situated on the Indonesian island of Sumatra. The nearby towns and villages have been completely covered in lava and ash several times already: in 2010, 2013, 2014 and 2015. The latest explosion occurred February 27, 2016. That eruption ejected a deadly cloud of volcanic gas, stones, and ash to a height of 2,500 meters.