PrimeWire

You can now watch the entire Horizon Season 24 Episode 12 movie online in high-definition quality, complete with English subtitles for a better viewing experience. Best of all, there’s no need to download anything—simply stream it directly from your device anytime, anywhere.

Horizon: In this episode, Horizon investigates why volcanoes erupt. It follows several scientists who are trying to find a way of predicting a volcanic eruption.