Under the leadership of their great king Theoderic, the Ostrogoths built a kingdom for themselves in Italy. But was this a kingdom, and Theoderic a king, or was he an emperor and his new realm the Western Empire reborn? Watch a preview of Genius, the new show on National Geographic about Albert Einstein, starring academy award winner Geoffrey Rush: NatGeoTV.com/Genius Take the survey at wondery.com/survey.

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