9pm FINDING YOUR ROOTS - History/Culture - Noted Harvard scholar Henry Louis Gates, Jr. has unearthed the family histories of influential people helping shape our national identity. Professor Gates utilizes a team of genealogists to reconstruct the paper trail left behind by our ancestors and the world’s leading geneticists to decode our DNA and help us travel thousands of years into the past to discover the origins of our earliest forebears.
The Long Way Home - Discover how actress Julianna Marguiles, author Azar Nafisi and chef Lidia Bastianich are bound together by their ancestors' singular and deeply human desire to preserve their most cherished traditions.
10pm NOVA - Science
Secrets of the Sky Tombs - The towering Himalayas were among the last places on Earth that humanity settled. Scaling sheer cliff sides, a team of daring scientists hunts for clues to how ancient people found their way into this forbidding landscape and adapted to survive the high altitude. They discover rock-cut tombs filled with human bones and enigmatic artifacts, including gold masks and Chinese silk dating back thousands of years, and piece together evidence of strange rituals and beliefs designed to ward off the restless spirits of the dead.