Mount Sinabung on the Indonesian island of Sumatra blasted volcanic ash as high as 4.2 kilometers (2.6 miles) on Wednesday, one of its biggest eruptions in the past several months of high activity.
Mount Sinabung on the Indonesian island of Sumatra blasted volcanic ash as high as 4.2 kilometers (2.6 miles) on Wednesday, one of its biggest eruptions in the past several months of high activity.