His feet had grown unbelievably cold in the damp grass.

"It was unbelievably cold," Dr. Toole said.

The river was unbelievably cold.

It was unbelievably cold.

Waiting for his flight while drinking an unbelievably cold beer, he mulled Edward Van Duyn's words.

The water is unbelievably cold around his hands and feet.

It was unbelievably cold . . . and quite windy.

There was no weather up here in the mesopause, but it was unbelievably cold.

Nîmes was unbelievably cold.

Though unbelievably cold, the winter is a season of peace in comparison to the summer.