NOVA's always been my favorite science documentary series. I don't know if they've ever covered snowball earth, but they have a somewhat recent series on geolog

NOVA's always been my favorite science documentary series. I don't know if they've ever covered snowball earth, but they have a somewhat recent series on geological history of North America: https://www.pbs.org/wgbh/nova/series/making-north-america/ https://www.pbs.org/wgbh/nova/series/making-north-america/