As they watched, the planes skimmed low across the Loop.

And it was skimming low across the fuel tanks, coming directly toward them.

They skimmed low over the flat roofs of the city.

When the picture cleared, the camera seemed to be skimming low over a desert at very high speed.

Now he was skimming low over the top of the ridge, following it up.

Both the woodcock were skimming low to the ground, seeking cover again.

The lady on the blue hawk skimmed low and called: "Straight ahead now!

They were skimming low now, meters from the rising terrain.

Whether he skimmed low or soared to an eagle's height apparently made little difference.

They skimmed low over the valley, back toward the cliff.