Riker looked over his shoulder and saw a cluster of black boulders a few meters away.

They walked down the hillside together, William reaching out to help her over the tumbled black boulders at its base.

There was a gap in the palms - he saw a field of black boulders looming directly ahead.

White water pours between the black wet boulders and cascades into the valley below.

Only the black boulders, remnants of the temple, remained in the valley.

On the seaside part of the park are black boulders at the base of a cliff.

They crouched on the high verge, peering through the snow, two black boulders among the many.

They caught land iguanas by their tails, and beat them to death on black boulders.

One day she drove over a plain of small black boulders.

Below the road and the wind, a short path twists among huge black boulders held by hardened lava.