Many players who want to try out for, and play in, the independent professional baseball leagues actually have never seen a real independent league game. Here is one from earlier this season featuring the San Rafael Pacifics and the Napa Silverados. Both teams play in the Pacific Association, located in the Northern California area.
Become aware of upcoming tryouts by joining the notification service here: Independent Minor League Pro Baseball Tryouts
If you need some help increasing your 60 yard dash speed times, arm velocity, vertical leap ability, hitting power or improve your muscle mass for any professional baseball tryout (or private workout) then here are some resources to help you: Resources for improving your chances at any pro baseball tryouts