WATCH: Video captures eruption of Mt. Ontake in Japan

By , on September 27, 2014

Mt. Ontake in Japan on Saturday suddenly started emitting ash and rocks into the air as tourists flocked the area — unaware of the dangers the mountain.

Officials reported over 250 people were stranded on the mountain, while seven lost consciousness and eight were seriously injured after the eruption.

Tourists and locals were warned to stay out of the four-kilometer-radius danger zone.