At first, seeing the outside of the old building...I thought the inside wouldn't make any sense but I was wrong

I bet you're not from Europe then 🙂

It is indeed a place to visit, if you're interested in history and culture. I agree, peple can get almost any information online, but as I said in the post, this is a museum now, so you don't go there for reading books, unless you need one for a study for a scientific work.