The incredible story of life's epic, four-billion-year journey on Earth comes alive in this series from Steven Spielberg and the team behind "Our Planet."

Life's epic battle to conquer and survive on planet Earth. Today there are 20 million species on our planet, yet what we see is just a snapshot in time 99% of earth's inhabitants are lost to our deep past. The story of what happened to these dynasties their rise and their fall is truly remarkable.