Arizona PBS Previews

NOVA : 4221

Preview | 20s

Discover the surprisingly intertwined story of life and landscape in North America, from early life to iconic dinosaurs to giant marine reptiles swimming in an ancient sea that once split the continent in two.

Aired: 08/08/18

Expired: 08/09/18

Rating: NR

Problems Playing Video? | Closed Captioning

Arizona PBS Previews is a local public television program presented by Arizona PBS.