The white became clouds, the sky shimmered and melted like summer afternoon.

After a while the clouds darkened, the sky shimmered a paler pink, and the mountains showed themselves dark and purple-black against it.

The sky over New Crobuzon shimmered like grease.

But this year he came back, on a day when the temperature neared 60 degrees and the sky shimmered bluebird blue.

The black sky shimmered in the open hatch.

The sky shimmered with power, enchanted flame searing away the clouds.

Despite the snow, the sky shimmered between the two carven pillars with the look of air above heated rocks.

Not only did the great blade take fire, but the entire sky suddenly shimmered an intense sapphire blue as if it had been ignited.

Above him the sky shimmered through mist-covered panes of glass.

At dusk as the sky shimmered with weird many-coloured lights, the Witch King and his followers began their final push.