text: The sinister prison of the Conciergerie ' named after the royally appointed concierge in charge of common-law criminals ' welcomed Marie-Antoinette , Robespierre , Madame du Barry , Danton , and 2,500 others into its antechamber of the guillotine .
  
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  This prison saw famous prisoners like Robespierre , Madame du Barry , and Marie-Antoinette .