In the far north the sun disappears for months on end, and a perpetual night descends.

There is the dark side, the kingdom of perpetual night.

We could not wait for nightfall here, for it was perpetual night!

This was a place of perpetual night; no light, nothing alive, ever touched it.

This creates a sense of perpetual night; it makes people afraid.

At their latitude, perpetual night would begin a little after mid-April.

The lamps set about the carved stone walls did little to diminish a feeling of perpetual night.

There was also no runway, and winter at the Pole means perpetual night.

Not so much because of the storm; we were advancing, I knew, into the region of perpetual night.

It would be perpetual night until the next big rain washed the ash from the skies.