The house, now, without sound, seemed an empty, lonely cavern into which he had wandered.

The sound bounced and reverberated in the empty cavern.

"Downtown" was a big five-story cavern, empty in the center.

Brett stepped through the breach in the grey facade into a vast, empty cavern.

The sea had its own huge, hollow noises, like an immense, empty cavern.

"Lord River Master," it said, its voice an echo of empty caverns.

Just then, Lucy flashed the lights back on and revealed a huge empty cavern where the motor coach was supposed to be.

The converging beams of the flashlights showed an empty cavern.

One moment, he was in the empty cavern that had once housed the huge replication machinery.

He stood up and gazed into the dark, empty cavern below them, thinking how well it mirrored his mood.