The public is allowed to sit in on almost all jury trials. There simply is nothing like attending a criminal or civil trial to give one a sense and perspective of our legal system - Attend a criminal trial both the good and the not so good. The court building is usually located in County Seat.  Unless the trial is for a juvenile, one is allowed to walk in and observe.  The court calendar is usually often posted outside the court and indicates if jury trial is scheduled.  

Attending helps one understand the:

It has given me more respect for the system and allowed me to more clearly understand it weaknesses. It also has demystified some of the glamour associated with some major trials.