A Restless Planet

We tell the story of Australia's transformation from a rain-forested land filled with dinosaurs to a dryland continent populated by some of the most unique animals on Earth.

We uncover the lost world of Beringia, an ice age refuge where animals from the east and west united as their northern hemisphere habitats froze over.

Africa has been tearing apart for millions of years in a geological hot zone called the Great Rift Valley; this valley is a magnet for the continent's most iconic animals.

This episode covers the formation of the isthmus of Panama between South America and North America, a profound geological event which changed the course of evolution and world climate.