How Do They Do It? (UK)

Underground Railways, Satellites, Fresh Flowers (5x8)

Fecha de emisión: Feb 07, 2011

Robert Llewellyn explores the construction of an underground railway in the South African city of Johannesburg, and finds out how small observation satellites built in Surrey are used by relief agencies to get an instant picture of natural disasters. Plus, the transportation of freshly cut flowers around the world.