It was one of history's most thrilling escapes. Or was it? In 1918, the last czar of Russia, his wife and children, were brutally murdered by the Bolsheviks. Four years later, a young woman surfaced in Berlin claiming to be the czar's youngest daughter, Anastasia. Ever since, believers and skeptics have been battling over her identity. Did Anastasia escape the Romanovs' bloody fate and end up living in Charlottesville, Virginia? NOVA tracks the investigation from a secret mass grave in Siberia to forensic DNA analysis, and discovers the surprising solution of a 75-year-old mystery.