

49 minSeason 1 • Episode 6
LatestMammoths to Manhattan travels through time, from the end of the Ice Age to the present day, to see how North America's ildlife has adapted to living alongside people. Back then, it was a land dominated by giant beasts, today it is a land of towering skyscrapers. The episode starts with the extinction of its biggest mammals, some two thirds of which disappeared soon after the first people arrived.
Journey through the long-vanished corners of prehistoric North America, beginning when man first entered the vast, unspoiled continent some 14,000 years ago, in this appealing BBC documentary. Witness ancient beasts, mammoths, mastodons, giant bears, and sabre-toothed cats, and see the legacies each has passed to their modern successors. Computer animation and digital effects bring to life mammoths, saber-toothed cats, giant ground sloths, short-faced bears, glyptodonts, and a plethora of smaller animals in a lush Ice Age mosaic. Discoveries from sites across America are the basis for the reconstructions. The BBC team behind "Blue Planet" and "Walking with Dinosaurs" now takes you back to an 'early America' beyond imagination. Travel back 14,000 years as humans were first entering the continent, sharing it with ancient beasts.
Visual Effects
2002 CGI that somehow still slaps — those short-faced bears are nightmare fuel.
Score
That classic BBC orchestral sweep makes extinction oddly majestic.
Trivia, insights & behind the scenes
The giant short-faced bear could run 40 mph and stood 12 feet tall — the show's animators apparently toned it DOWN because the real proportions looked 'unbelievable.'
This quietly helped spark the 2000s 'megafauna revival' trend in documentaries, directly influencing later series like 'Prehistoric Park' and endless Ice Age sequels.