The nearest pyramid was not far away and he might be able to reach it without being seen.

We must reach the next bridge without being seen.

And also through these passages they could reach any spot of the city without being seen.

She reached her own floor without being seen.

He has to get by them and reach his position without being seen.

Geoffrey's cell was not far from Louis', and we reached it without being seen.

Yet the ships manage to reach the Norman kingdom and the troops land without being seen.

"If we can reach them tomorrow without being seen, we'll be hard to find."

We can reach the coast at night without being seen.

Her one concern was to reach the upper chamber without being seen.