mountain chain

Even more tellingly, the zebra-stripe pattern turned out to be symmetrical on either side of the long, snaking underwater mountain chains known as mid-ocean ridges.

Using sonar, which pings the seafloor with sound waves and listens for a return pulse, researchers mapped out the extent of a continuous and branching underwater mountain chain with a long crack running right down its center.

On every side towered the immense peaks of one of the loftiest spurs of the grandest mountain chain of America.

From the ridge the road runs eastward along a branch of the principal mountain chain.

He found a path that led from the bank of the river, through the woods, across the mountain chain.

The hollow centre of this triangle, as appears by the accompanying map, is occupied by the Allegheny mountain chain.

The razor-back mountain chain, upon one peak of which Les Baux sits, is known as the Alpilles.