Indonesian authorities have raised the alert level for the Agung volcano in Karangasem district of the province of Bali from 1 to 2 (of 4) on Thursday, September 14, 2017, following an increase in volcanic earthquakes detected on Wednesday, September 13. The last eruption of this volcano occurred in 1963/64. PVMBG warned residents and tourists to keep away at least 3 km (1.8 miles) from the crater

and cautioned against panic, saying there would be further increases in volcanic activity and changes to the alert level before an eruption. The video below, recorded earlier this month, shows fumaroles at the bottom of the crater. This is normal, according to authorities. However, the seismic swarm recorded since yesterday is not. READ MORE