He was forced to drag it across die cavern floor.

He knocked away the stone and took her down on the cavern floor.

He fell to the cavern floor, but felt no impact.

I left my mother on the cavern floor and started climbing.

The ceiling was hundreds of feet above, and the cavern floor seemed as far below.

The little guy bounced as he hit the hard rock of the cavern floor.

I think I'm finally getting close to the cavern floor.

The cavern floor was lost in the gloom far below.

It took them almost half an hour to reach the cavern floor.

Then he found himself standing on a cavern floor, unharmed.