Arizona PBS Previews

Nature's Great Race : 102

Preview | 30s

“Caribou” – Join 100,000 caribou who face hungry bears and wolves, deadly frozen rivers and rugged mountains as they undertake the world’s longest land migration: 3,000 miles through the frozen Arctic wilderness of Canada and Alaska.

Aired: 07/19/17

Expired: 08/01/17

Rating: NR

Problems Playing Video? | Closed Captioning

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