It stood upon the summit of a cragged peak, and its curving walls overlooked thousand-foot cliffs.

Then, almost as if a switch had been turned off, the sun dropped with finality behind the thousand-foot cliffs and darkness fell.

Suddenly he was seeing the mirror-canyon with its thousand-foot cliffs and its fall of diamonds, its tracery of silver trees.

The thousand-foot cliff above it started to shatter, falling down in lethal shards.

Below him a sheer rock wall fell away, a thousand-foot cliff plummeting into a vast canyon.

The lake's 300-foot bed lies between thousand-foot cliffs too precipitous to be developed; they are home to a rare nesting pair of peregrine falcons.

"A pair of men roping down a thousand-foot cliff is a good way to imprint cooperation."

God's Seat's name derives from its natural throne-like shape at the top of a thousand-foot cliff.

Below these black thousand-foot cliffs, it was like looking into space from the bottom of a well.

They were on a narrow ledge, two-thirds of the way to the bottom of a steep, thousand-foot cliff.