He sat on a mound of rubble, deciding to wait for them to come back.

The only sign that anyone had ever lived there was mounds of rubble.

If visible at all they may appear as little more than mounds of rubble.

Indeed the Door was covered by a huge mound of rubble, and the work to remove it began.

But he went on, over the rubble mounds, up to the loading bay door and through.

Near the wall, just off the dark path, was a separate mound of rubble that looked familiar.

They scrambled across the mounds of rubble and through a hole in a wall he hadn't seen.

How many were buried in the mounds of concrete rubble is simply not known.

Only a single wall still stood, like a gravestone above the mounds of rubble.

The pyramid is completely ruined and only a small mound of rubble can be seen today.