What if she fell down or got caught in a rock fall?
The rock fall was where they had left it, and the gap.
A rock fall caught him the second day they threw us in here.
The rock fall does not kill them and they dig themselves out.
Oh, yes, this rock fall keeps right on going down.
They went on, climbing up into the tunnel and along, until the three of them stood before the rock fall.
They have just lost the best of their candidates in a rock fall.
It's not what I'd call special, just a clear circular place among the trees, closed off at one end by a rock fall.
In 1960 the elevators were closed due to a rock fall.
He was looking up at the rock fall now, his mind on something else.