Krakatoa eruption was 13,000 times Hiroshima

Krakatoa eruption was 13,000x Hiroshima.

Krakatoa is a volcanic island group in Indonesia's Sunda Strait.

The original Krakatoa island was mostly destroyed in 1883 eruption.

Anak Krakatoa, or Child of Krakatoa, emerged in 1927 afterwards.

Anak Krakatoa grew fast, over 400 meters before 2018 collapse.

The 2018 eruption caused Anak Krakatoa's flank to collapse.

Landslide volume was between 0.2 and 0.4 cubic kilometres.

The 2018 eruption of Anak Krakatoa triggered a large tsunami.

Krakatoa's 1883 eruption ejected about 25 cubic kilometres of rock.

The 1883 explosion was heard 4,780 kilometres away near Mauritius.

Krakatoa sits above the Eurasian and Indo-Australian tectonic plates.

Village scene with huts and people on Krakatoa island.

The 1883 eruption of Krakatoa ejected about 25 cubic kilometres of rock.

Krakatoa volcano erupting with smoke and lava in 1883.