An airplane plunges into an icy river with no loss of life: the Miracle on the Hudson. Then, life after the landing puts three families on another crash course…with their own fragile humanity.Airplane
At a riverbank in Africa's Serengeti, thousands of migrating wildebeest try desperately to cross as terrifying crocs feast on the galloping herds--which must attempt the river for a chance at survival
Great herds of zebra thundering across the African plain…fragile butterflies traveling unbelievable distances…family groups of whales coursing through the waves. Many kinds of animals make annual migr
