What is acting school like(college)?

Well I want to be an actress I'm only 13 but I might join a group of actors in my community and plan on doing drama cl in high school then I'd like to go to acting school(college) but what is acting school like? What all do you do? Someone who has been and went I'd just like to know if I'd enjoy it because I'm vey interested in being an actress. Thank you for your answerS!!!:)