If you like to watch people dressed in civil war era wool uniforms firing cannons just to make noise, don't miss the 6th Maine Battery civil war re-enactors last cannon firings of the year at Fort Knox in Prospect,  Saturday and Sunday between 10 and 4. Crews will demonstrate how the replica 10 pound Parrott cannon is loaded, aimed and discharged. Please observe their instructions on where to stand and where NOT to stand when the cannon is fired.