Ever look at a ski map to see where you are on the slopes? If you should take that black diamond as a shortcut to meet your friends at the lodge, or schuss that blue square to save your knees?

But that’s perhaps too much detail if you’re just trying to understand ski slope ratings ... a resort doesn’t have triple blacks on its map doesn’t mean that there isn’t no-fall-zone ...

Two ski-runs on the eastern edge of the Mont Ripley Ski Hill ... Image processing is being used to improve the topographic maps for use in the slope stability and hydrological modeling. Slope ...