Lots of antlers, bear skins, log furniture, accents with bear, deer and American Indian or cowboy motifs.
There is a lot of stuff out there for this theme, take a look at what Amazon has for your ideas:
When I think of ledge style I think of pine trees, wood, bears, browns, greens and reds.
Lots of wood themed items. Plaid and red. Natural things like pine cones, sticks etc.
For inspiration, check out Colin and Justin. They are interior decorators who specialize in the cottage/cabin/lodge style.