The Girl of Sugar Beach is the most watched documentary in television history--a riveting, true-life mystery that unfolds over twelve weeks and centers on a fascinating question: Did Grace Sebold murder her boyfriend, Julian, while on a Spring Break vacation, or is she a victim of circumstance and poor police work? Grace has spent the last ten years in a St. Lucian prison, and reaches out to filmmaker Sidney Ryan in a last, desperate attempt to prove...

Features a compilation of four different specials, each examining a different aspect of what life would be like after the end of the human race.

Four years in the making, and filmed over 3000 days across every continent and in every habitat, see 130 incredible stories from frontiers of the natural world. Discover the glorious variety of life on Earth and the spectacular and extraordinary tactics animals and plants have developed to stay alive. This is evolution in action: individual creatures under extreme pressure to overcome challenges from adversaries and their environment.

Follow Nanu the polar bear cub and Seela the walrus pup through exciting and often dangerous struggles for survival, with only their natural instincts and mothers' guidance to help them face the challenges of a world that is melting around them.

On October 29, 1929 - Black Monday - large and small investors alike lost corporate and personal fortunes when the stock market crashed. This program examines the reasons behind the crash and whether the crash was predictable.

The two identical brothers seemed perfect in every way-handsome, intelligent, popular-until a shocking summer night when one brother killed his parents in cold blood while the other brother had an iron-clad alibi. But which twin was where during the murders? And is it possible the two of them planned the perfect crime together? Years later, the twins are long estranged, each of them claiming to be convinced that the other is responsible for the death...