The moment a volcano erupts is awe-inspiring on the island of Sakurajima in Japan that present videos on the internet. Tons of ash were thrown in a column 5 km high and rocks.

Sakurajima, an active volcano in southern Japan, began spewing lava on Wednesday afternoon, with the eruption continuing on Thursday.

The Japan Meteorological Agency issued a warning to residents who live in the shadow of the 3,665-foot mountain, that they should be ready to evacuate if the eruptions intensify.

The volcano, which is Japan’s most activewas previously an island until 1914 when lava flows connected it to the Ohsumi Peninsula, the Daily Mail reports.