Ken Burns on the genius of Leonardo da Vinci
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The Discovery & Restoration of Leonardo da Vinci's Long-Lost Painting "Salvator Mundi" | Robb Report
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Ken Burns On Why Leonardo da Vinci Is "The Most Important Person Of The Last Millennium"
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"Citizen" Bill Clinton
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Cher opens up about life with Sonny
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The Sad Story of the Smartest Man Who Ever Lived
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More than 20 years after 9/11, difficult work of identifying remains continues
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The Amazing Recording History of Here Comes the Sun
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