But whatever the unknown dangers of the road, Jaelle was right, they could not turn back.

This was caution in the face of an unknown danger.

For the first time he was also taking someone else into its unknown dangers.

Still, we were coming up on a planet that housed unknown dangers.

It led away from Sari, to what unknown dangers he could not even guess.

Going from one unknown danger to another was hardly a thing to inspire a feeling of victory.

Now we were about to encounter unknown and fearful dangers.

Suddenly, everyone and everything was a source of deadly but unknown danger.

Don't be so concerned about an unknown danger that you ignore a known one.

He'd come down the river to a far land filled with unknown dangers.