Oppenheimer is a Cambridge well of lava master, or volcanologist, a thin man with a kind face and voice. He serves as the on-camera direct for Herzog, talking with kindred volcanologists and additionally individuals who spend the vast majority of their lives living or working close dynamic volcanoes, including a lady who works at a checking station and a gathering of archeologists uncovering shards of bone protected by cooled and solidified magma. (“Each and every bit of bone is a guardian,” Herzog intones over footage of a burrow site, one of numerous bits of voice-over that sounds a considerable measure more entertaining when he says it.)
Volcanoes are a perfect Herzog subject. His incredible subject is fixation. His filmography is loaded with individuals who are fixated on accomplishing an objective, adapting everything they can about a subject, or getting to the heart of a puzzle.