I second the computer history museum. It's really great, and free. I went with my family at my mom's behest and told them all "listen, I'm a computer dork so

I second the computer history museum. It's really great, and free. I went with my family at my mom's behest and told them all "listen, I'm a computer dork so I'll like this, but don't blame me if you all hate it, I'm not forcing you to do this", and everyone loved it. Even the history major!