Join Steve Backshall in uncharted territory to uncover the world’s last unknown places.
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Finding Your RootsDreaming of a New Land
Finding Your Roots
Kal Penn | Where Are You From?
Henry Louis Gates, Jr. reveals the family history of Kal Penn.
Clip: S5 Ep4 | 1m 18s
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Marisa Tomei | Surprise Celebrity Cousin
Henry Louis Gates, Jr. traces the family history of Marisa Tomei.
Clip: S5 Ep4 | 1m 36s
Dreaming of a New Land Preview
Dr. Gates reveals the family history of Kal Penn, Sheryl Sandberg and Marisa Tomei.
Preview: S5 Ep4 | 30s
Sheryl Sandberg | Studying Resilience
Henry Louis Gates, Jr. traces the family history of Sheryl Sandberg.
Clip: S5 Ep4 | 1m 11s
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