Extras
    
The Black Death may have killed nearly 50 percent of the Europe's population.
          
          
            
                
                    
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                    S22
                
            
            
                
                  E10
                
            
            
                
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                  1:28
                
            
          
        In 1347, ships reached Sicily with the Black Death. In a year, it spread across Europe to England.
          
          
            
                
                    
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                    S22
                
            
            
                
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                  1:05
                
            
          
        The haunting journal of Agnolo di Tura reveals the horrors of the Black Plague.
          
          
            
                
                    
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                    S22
                
            
            
                
                  E10
                
            
            
                
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                  1:57
                
            
          
        Ancient gravestones in Kyrgyzstan hint the Black Death began long before it reached Europe.
          
          
            
                
                    
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                    S22
                
            
            
                
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                  3:21
                
            
          
        To smuggle her encrypted messages beyond the prison walls, Mary must rely on unconventional methods.
          
          
            
                
                    
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                    S22
                
            
            
                
                  E9
                
            
            
                
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                  2:02
                
            
          
        Moments before her execution, Mary had one last message to send to the world.
          
          
            
                
                    
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                    S22
                
            
            
                
                  E9
                
            
            
                
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                  1:32
                
            
          
        As a child Mary loved writing in code. As a captive queen, it became essential to her survival.
          
          
            
                
                    
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                    S22
                
            
            
                
                  E9
                
            
            
                
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                  1:14
                
            
          
        Mary weds Darnley to secure her crown, but her perfect match soon becomes a dangerous mistake.
          
          
            
                
                    
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                    S22
                
            
            
                
                  E9
                
            
            
                
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                  2:33
                
            
          
        After months decoding mysterious letters, codebreakers realize they may belong to Mary Stuart.
          
          
            
                
                    
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                    S22
                
            
            
                
                  E9
                
            
            
                
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                  1:53
                
            
          
        Tiny lead tokens revealed the first clues to Cleopatra’s temple façade in Alexandria.
          
          
            
                
                    
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                    S22
                
            
            
                
                  E8
                
            
            
                
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                  3:14
                
            
          
        
                
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                            Secrets of the Dead Season 4
The chance discovery of a jade artifact unearths an ancient Chinese city.
          
          
            
                
                    
                        Episode:
                    
                
            
            
                
                    S23
                
            
            
                
                  E1
                
            
            
            
          
        Scientists study medieval bubonic plague victims in hopes of preventing future outbreaks.
          
          
            
                
                    
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                    S22
                
            
            
                
                  E10
                
            
            
                
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                  55:15
                
            
          
        See how secret letters written by Mary, Queen of Scots, were finally decoded.
          
          
            
                
                    
                        Episode:
                    
                
            
            
                
                    S22
                
            
            
                
                  E9
                
            
            
                
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                  55:15
                
            
          
        An unprecedented discovery could reveal new information about Cleopatra’s reign.
          
          
            
                
                    
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                    S22
                
            
            
                
                  E8
                
            
            
                
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                  55:15
                
            
          
        The spectacular arena showcasing Ancient Rome’s power also contributed to its downfall.
          
          
            
                
                    
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                    S22
                
            
            
                
                  E7
                
            
            
                
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                  55:15
                
            
          
        Could the discovery of a third portrait of William Shakespeare be a genuine article?
          
          
            
                
                    
                        Episode:
                    
                
            
            
                
                    S23
                
            
            
                
                  E2
                
            
            
            
          
        Historian Jonathan Petropoulos investigates the post-war life of former Nazi art dealer Bruno Lohse.
          
          
            
                
                    
                        Episode:
                    
                
            
            
                
                    S22
                
            
            
                
                  E6
                
            
            
                
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                  54:25
                
            
          
        Historian Jonathan Petropoulos investigates the life of former Nazi art dealer Bruno Lohse.
          
          
            
                
                    
                        Episode:
                    
                
            
            
                
                    S22
                
            
            
                
                  E5
                
            
            
                
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                  54:50
                
            
          
        Priceless artifacts in Laos reveal holy sites from the early days of the Khmer Empire.
          
          
            
                
                    
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                    S22
                
            
            
                
                  E4
                
            
            
                
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                  55:15
                
            
          
        The discovery of priceless artifacts in Laos sheds light on the ancient Khmer Empire.
          
          
            
                
                    
                        Episode:
                    
                
            
            
                
                    S22
                
            
            
                
                  E3
                
            
            
                
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                  55:15
                
            
          
         
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
