Arte - Secret Life Underground Series 1 (2016) Part 2 Hidden in the Depths

Secret Life Underground

The underground world is so unfamiliar to us that you only have to dig down a few yards to reveal a totally unknown realm, just beneath our feet. Today, only a fraction of the rich biodiversity that inhabits the soil has been studied. Scientists estimate that the ground is probably home to 70% of the living organisms yet to be discovered.

Part 2 Hidden in the Depthsh

Take a journey alongside scientists into an underground maze with huge surprises in store. They lead us into monumental cavities, shaped by water and by time. They reveal to us mineral jewels of staggering beauty, and shed light on certain species of fauna that defy the imagination.

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