Even now, over 50 years since Oswald was murdered under suspicious circumstances while in Dallas police custody on live, nationwide television, mysteries continue to abound with respect to the full truth about his political beliefs and activities, his military service, his defection to the USSR, his stays in Ft. Worth and Dallas, his sojourn in New Orleans in the spring and summer of 1963, his alleged visit to Mexico City in September 1963, and the friendly working relationships he had with, and the helpful assistance he received from, various persons with law enforcement or intelligence agency backgrounds or Mafia ties. This article looks at the many mysteries surrounding Lee Harvey Oswald.