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Ashes from Mount Sinabung cover a motorist's windshield and Brastagi city during its eruption as seen from Karo district, North Sumatra province, on August 26, 2016. Indonesia, which sits on a belt of seismic activity running around the basin of the Pacific Ocean, is home to around 130 active volcanoes. Eruptions regularly disrupt air travel around the archipelago. / AFP / TIBTA NANGIN (Photo credit should read TIBTA NANGIN/AFP/Getty Images)

Ashes from Mount Sinabung cover a motorist's windshield and Brastagi city during its eruption as seen from Karo district, North Sumatra province, on August 26, 2016.
Indonesia, which sits on a belt of seismic activity running around the basin of the Pacific Ocean, is home to around 130 active volcanoes. Eruptions regularly disrupt air travel around the archipelago. / AFP / TIBTA NANGIN        (Photo credit should read TIBTA NANGIN/AFP/Getty Images)