User blog comment:Lord Loss/Discussion of the Week: Swamps/@comment-184.38.31.4-20120714225442/@comment-5043481-20120715120744

It could be like a marsh next to a cliff with a waterfall, so you have the marsh and caves and a river, and also possibly grasslands.

You could have rills in the marsh that you can drop into to hide from monsters or jump over.

And how about a mudbank for an area - big wide area.