“But the Lesser Barrier goes deep underground, as well as making a complete dome,” Karl said, remembering lessons with Tagaza.
Bonus SF&F writing note: the above is a small example of an infodump.
For completeness’s sake, here is the first sentence I wrote Saturday (no writing Sunday, thanks to high school reunioning and Candide rehearsing):
Though he had never made the attempt, he knew well enough how the magic worked: as Heir, he could simply walk through the Barrier–and anyone he was in contact with could pass through as well.

