Before choosing a college, tour campus and ask a lot of questions. Spring of your junior year can be a great time to make some visits. There may be events scheduled for prospective students, but an individual appointment is requestable, too. More institutions have made virtual options available as well. Call an admissions representative to schedule a visit. Note that each campus will have their own Covid-19 safety protocols.
There are many lists of questions, here are a few lists to start you off with:50 Questions to Ask on a College Visit (USNews.com)
7 Unexpected Campus Tour Questions that Are Really Helpful (Collegecovered.com)
Top 10 Questions You May Not Think to Ask on a College Tour (but Totally Should) (Southwestern.edu)
7 Cardinal Questions to Ask On Your College Campus Tour (Collegeraptor.com)
20 Important Questions to Ask During a College Visit (Collegesofdistinction.com)
Review at least a couple lists and write down the questions that are most important to you.
You can also check out these tips for an effective college visit.
https://www.insidehighered.com/admissions/views/2018/01/22/
essay-campus-visits-during-admissions-process