这是一部关于恐龙的科教记录片, 北极：7千万年前。一个极端的世界。夏季的阳光变成了24小時严寒的夜晚。恐龙们不得不做出选择，勇敢的向南迁徙以寻找阳光。一段充满了暴风雪，火山爆发和致命狩猎者的危险旅程，一个年轻的埃德蒙頓龙开始了他的第一个千里迁移. 片中令人惊叹的CG动画 和精心构建的数码世界，可以說是真正的恐龙电影演变,令人震撼. The Arctic 70 million years ago. It is a world of extremes. Tropical summers of 24hr sunlight are replaced by freezing winters of continuous night. The remarkable dinosaurs that lived under the Northern Lights had to make a choice, brave the winter or head south to find the sun. Join Scar, a young Edmontosaurus embarking on his