The Vikings were among the fiercest warriors of all time. Yet only a select few carried the ultimate weapon of their era: the feared Ulfberht sword. With cutting edge science and old-fashioned detective work, National Geographic reconstructs this revolutionary tool.
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The Vikings were among the fiercest warriors of all time. Yet only a select few carried the ultimate weapon of their era: the feared Ulfberht sword. With cutting edge science and old-fashioned detective work, National Geographic reconstructs this revolutionary tool.
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National Geographic , KPBS
