Escarpment (noun)

1. A long, steep slope or cliff, especially one at the edge of a plateau or separating areas of land at different elevations.
2. A steep slope or long cliff face, typically formed by erosion or faulting.

Origin:

From the french word escarpe which means "cliff".

Examples:

1. The hiking trail followed the escarpment.
2. The escarpment provided a beautiful view of the valley.
3. The road wound its way up the escarpment.
4. The escarpment was a popular spot for rock climbing.
5. The escarpment was formed by the movement of tectonic plates.