Passengers ask staff about their flights after Ngurah Rai airport closed their operation due to eruption of Mount Agung. (Photo: VCG)

A Balinese girl wears a mask. (Photo: VCG)

Jakarta (People's Daily) - Indonesian authorities announced Monday it has closed Bali’s international airport due to the eruption of Mount Agung.

Garuda Indonesia said it has cancelled 88 domestic and international flights.

Authorities have raised the volcanic alert to the highest level, and have expanded the exclusion zone around the volcano. 

Mount Agung last erupted in 1963, killing about 1,600 people.

Passengers are seen after Ngurah Rai airport closed their operation due to eruption of Mount Agung. (Photo: VCG)

A villager walks as Mount Agung volcano erupts in the background. (Photo: VCG)

Balinese people ride on an open car past Mount Agung. (VCG)