Squish, Squish. Squish.
Bogmoors has been here for 721 years. It started with an ale stop for the Imperial invaders. From there it has been a similar stop for every wave of invaders since then, as well as every local for a good walk’s distance.
With regard to the plot "Sleeping Mines of Elathon":
You manage to get the water wheel in the mine working which operates a pump to clear the flooded lower levels. As you explore the dank tunnels of the lower galleries, you can hear the creaking of the wheel above. You enter a low-ceilinged passage and are crawling on your backs, when the creaking stops. The water starts seeping wetly around the back of your head...