At its core a cathedral is just a church where the cathedra (the "throne" of a bishop) stands. Can be any size, take a look at Nin, Croatia: https://en.wikiped

At its core a cathedral is just a church where the cathedra (the "throne" of a bishop) stands. Can be any size, take a look at Nin, Croatia: https://en.wikipedia.org/wiki/Church_of_the_Holy_Cross,_Nin https://en.wikipedia.org/wiki/Church_of_the_Holy_Cross,_Nin