On 12 October 2010, the world's attention was fixed on a remote copper mine in the Atacama desert in Chile. Final preparations were underway for a daring rescue to bring to an end the longest underground entrapment in human history. 69 days earlier, 33 miners were midway through a routine shift, deep in the San Jose mine. They stopped for lunch at the tiny safety shelter 688 metres below the surface. Ten minutes later they heard an almighty crack and a deep rumbling sound. Clouds of dust and debris poured down on the choking men. The bombardment lasted for five hours. When it finall cleared, the men discovered they were trapped under tonnes of collapsed rock. 17 days after the collapse, a drill finally reached them. They send a note back to the surface: 'We are all right inside the shelter, the 33 of us.'...