Overview
Richard Hammond presents a geological journey to the bottom of the ocean and the centre of the Earth, revealing how the inner workings of the planet affect life on the surface.
| Original Air Dates: | — |
|---|---|
| Country: | UK |
| Genre: | Discovery/Science |
| Network: | BBC One |
| Watched by: | 53 1 006 883 |
| Total running time: | 1 hour 26 minutes |
| Episode duration: | |
| Episodes: | 2 |
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