Take an insider's look into Mother Nature's ticking time bombs, volcanoes. Visit with young and daring volcanologists who risk their lives every day and perform one of the most dangerous jobs on the planet. You'll dissect the intricate makeup of a volcano, learn how to predict and prepare for the next eruption and meet a man who was trapped for three days inside an active volcano.
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Ready to Watch Everything You Need to Know, Season 1, Episode 4?