Long before us great travelers have crossed our oceans, making incredible journeys to bring new life into the world. From the humpback mom leading her newborn calf across the Pacific, to the green turtle battling sharks to lay her eggs on the beach where she herself was born, join the dedicated moms risking it all so that these great ocean odysseys will continue for generations to come.

In the wilds of Alaska, there’s one journey that rules them all – the great salmon run. Leap with a female salmon battling a torrent of obstacles to spawn, soar with a juvenile bald eagle, and trek with a first-time brown bear mom on a desperate bid to keep her cubs alive. Alaska’s most iconic travelers risk it all on an epic quest to the river to secure their future.

When you live at the very ends of the earth, there’s no place like home. Join the animals racing south to make the most of the short Antarctic summer. From the feisty rockhopper on an epic swim back to land, to the wandering albatross soaring tens of thousands of miles to reunite with his lifelong love, brave the elements with these heroic travelers as they chase the summer back home.

Some of the smallest animals make the most epic journeys of all - flying halfway around the world to find the best place to raise a family. From the barn swallow crossing continents, to the monarch butterfly on a multigenerational mission to give her great grandchildren the best start in life, soar alongside these frequent fliers as they race the summer north.