Mount Agung volcano spews volcanic ash as seen from Muncan village in Karangasem district, Bali, Indonesia, on Nov. 26, 2017. Mount Agung volcano in Bali, the resort island of Indonesia, continued powerful eruptions on Sunday with a column of ash spread by up to four km high, forcing authorities to ban flight in the territory, an official of disaster agency said. (Xinhua/Monstar Simanjuntak)