6 Rova: Start of Classes (#Acadamae; #Arcanamirium; #CollegeOfMysteries; #ClockworkCathedral)
Magic colleges specialize in particular schools or philosophies of arcana.
https://pathfinderwiki.com/wiki/Acadamae
https://pathfinderwiki.com/wiki/Arcanamirium
… https://pathfinderwiki.com/wiki/College_of_Mysteries