104 Minutes. Program 1: Under Antarctic Ice - On the surface, it is the bleakest of lands, with ferocious winds, flightless birds, and enough ice to flood half the planet's population if it were to melt. But below that frozen mass, a fantastic environment of indescribable beauty teems with life. Academy Award-winner Hilary Swank narrates this mesmerizing program shot in high definition over a period of two years. Rating: TV-G. Program 2: Encountering Sea Monsters - Take the plunge with deep-sea cameraman Bob Cranston as he encounters "the stuff of nightmares." Tim Matheson narrates this gripping program that explores the gloomy green ocean depths to discover fantastic worlds and the beautiful but deadly creatures that inhabit them. Rating: TV-PG.