Here’s a good article on a variety of ways to strip your miniatures.
Fallen Trees and Bushes Stands
Here’s an article on making fallen trees and bushes terrain pieces that could be used to designate rough terrain in any game.
Making River Terrain
Here’s a short tutorial on making “wild river” terrain. The impetus for this was playing the Fords of Isen scenario, but the techniques obviously could be used for river terrain for any game.
Stone Hut Paper Model
Here’s a free downloadable paper model of a stone hut, suitable for fantasy, medieval and dark ages games.