The mountain itself will collapse over the blast area and contain the radiation.
It was as if the entire mountain were collapsing around them.
Now that the mountain had collapsed, the Labyrinth's sun touched the trees for perhaps the first time.
Another 80 people, taking shelter in a local church, were killed when a mountain overlooking the church collapsed on top of it.
The entire mountain was collapsing on top of them.
Then it seemed as if the entire mountain had collapsed upon his head.
The mountain would collapse when the countdown finished, that she knew.
The entire mountain was collapsing, and anything caught within its tunnels would be crushed.
A mountain collapsed before my eyes and disappeared beneath my feet.
The traditional mountain farming largely collapsed during the 20th Century.