Troth Glenbeard was a dwarf with a mission. And that was destruction.
From there, things happened. And the Irondeeps got a Subterranean-Transport-System-That-Moves-Things-Around-Faster-Than-Equine-Means (aka, in modern-speak, a subway).
A girl living in an isolated hamlet is cursed: So beautiful and sweet-natured that no man can resist loving her, but she has never met the man she could love in return.