Which preposition to use with escarpments

of Occurrences 12%

It lay there under the sunset half lost in its own mists, far off across the near meadows of the Weald, for I was now upon the southern escarpment of the North Downs and in the foreground rose the town of Ashford where I was to sleep.

at Occurrences 2%

The "lanchets," or flint slopes, which belted the escarpment at intervals of a dozen yards, took the less cautious ones unawares, and losing their footing on the rubbly steep they slid sharply downward, the lanterns rolling from their hands to the bottom, and there lying on their sides till the horn was scorched through.

for Occurrences 2%

Westward, toward the yellowing sunset stood out long escarpments for miles, and long sloping lines of black ridges, leading down to the basin where there seemed to be a ripple of the earth, a vast upset region of canyon and ridge, wild and lonely and dark.

to Occurrences 1%

We worked hard all day, and by six o'clock in the evening had cut a deep trench three feet in width along the face of the escarpment to a point about a mile and a quarter west of the mouth of the Viliga.

with Occurrences 1%

This town lies in the bottom of a basin; some of the high hills, especially those on the east, showing savage escarpments with towering masses of yellow or reddish rock at the summits.

Which preposition to use with  escarpments