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In Atlanta for a little work and a lot of play; one Duggar has a terrifying accident.
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President George H.W. Bush discusses his political career, family life and military service.
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Performers and animated songs celebrate the diversity of today's families; artists include Ziggy Marley, Sweet Honey in the Rock, and They Might Be Giants.
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Plants use clever skills and techniques to survive and thrive.
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Psychics and scientists explore haunted houses across the United States, including the famous site of the Amityville horror.
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Divers, scientists and historians try to ascertain what kind of natural disaster doomed the submerged city of Alexandria, Egypt.
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Amanda is not sure her plan for a natural delivery was the right choice; Katie is afraid of the epidural needle.
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Some 440,000-square miles of sea form the triangular area notorious for disappearances of ships and planes.
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