In Photos: Land: Richard Hammond's Journey To The Centre Of The Earth
Richard Hammond investigates the workings of Earth. His journey starts in Ripon, Yorkshire, where he witnessed his first geological phenomenon: a sinkhole.

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Divers
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Nyiragongo Lava
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Memorial Stadium, California
Richard Hammond prepares to take to the air to view Memorial Stadium, California from the air.
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Helicopter ride above Memorial Stadium
The Memorial stadium, home to the Golden Bears sits right above a fault line that threatens to split the field in two.
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Nyiragongo Rim