The question can't be answered without knowing what type of shooting and what "gun" you mean (hand gun, long gun, centerfire, rimfire, muzzle loader, etc..)
At a shooting range is usually the best choice.
That is the National Shooting Sports Foundation. They promote shooting sports. Gun control attempts to prevent ownership of guns used in shooting sports. No gun= no shooting sports.
A shooting iron is a gun.
The slowest shooting machine gun ever made would have to be the Colt 1895 best known as the Potato Digger. It had a rate of fire of only 400 rounds per minute.
sword fighting and gun shooting sword fighting and gun shooting
Use helium balloons, let them go and shoot them with you chosen gun.
by shooting it with a gun.
The Gatling gun.
Depends on where the gun range is.
Shooting solder at a special solder shooting range
The one you can afford and are competent with. Without knowing your price range, no way to answer.