This PBS video, narrated by Roy Scheider, is part of a series that investigates some of the most mysterious occurrences in the history of the world. This episode takes the viewer to the coast of Greenland, where an enclave of Vikings once lived. Scientists have long asked why the Vikings who settled there vanished. Were they attacked by a hostile force? Was there an astronomical or geological disaster? Scientists address these and other questions in this informative production.
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