Oh, give me a home, where the...mastodons, sabretooth tigers and giant ground sloths roam!? Learn about the strange beasts that called North America home 14,000 years ago, when the first people were arriving on the continent, and how evolution, climate and other factors changed them, in this fascinating program. 5 hrs. on two discs. Standard; Soundtrack: English; bonus programs; fact files; photo gallery.