Premise: Rituals and customs accepted in one culture may be thought of as downright bizarre in another. ``Taboo'' delves into that dichotomy, taking viewers across cultural borders to explore traditional beliefs and deliberate lifestyle choices, ranging from body modification and gender decisions to nudity and spiritual quests that test the limits of the human body.
S05, E04 (First Aired: Aug. 20, 2008)
An Australian health therapist drinks his own urine; men and women in the Philippines sell their kidneys to wealthy foreigners; a woman in Papua New Guinea breast-feeds a pig.
S09, E02 (First Aired: Jan. 10, 2012)
Unconventional relationships including a woman in love with a man three times her height and a marriage made up of three partners.