Series showing how rocks have shaped the human history of the Mediterranean. Geologist Dr Iain Stewart reveals how earthquakes created a network of underground cracks.

Series showing how rocks have shaped the human history of the Mediterranean. Geologist Dr Iain Stewart reveals how rocks influenced the Egyptians to build pyramids.

Series showing how rocks have shaped the human history of the Mediterranean. Dr Iain Stewart explains how geology has influenced the history of art, from cave painters on.

Series showing how rocks shaped the human history of the Mediterranean. Dr Iain Stewart examines how geology took a role in determining the beliefs of ancient civilisations.

Geologist Dr Iain Stewart presents a series showing how the rocks beneath our feet have shaped the human history of the Mediterranean. This edition looks at water.

Dr Iain Stewart shows how rocks have shaped the human history of the Mediterranean. Salt has played a crucial role in everything from ice ages to the preservation of food.