How to use "cliff" in a sentence

Sentences

She was on the top of a cliff looking down at a valley, with fields and forests that went on and on

It was one of the best illusions available in the simulator, because if you stood at the edge of the cliff, it really felt like you could fall.

She had given Danny permission to go on the field trip, and as far as Michael was concerned, that had been equivalent to driving the bus off the cliff