I’d like you to take a look at something for a moment.
That is a map of the Great Gubal Library, one of the dungeons that was released in Heavensward. Here’s another map:
This one is for Amdapor Keep Hard Mode, one of the dungeons that was a part of XIV well before the expack.
What’s the point of these pictures? To illustrate how far removed dungeon-diving has gone.