For many years they lived amidst the trackless hills of the desert.

I was glad when the storm cleared and left the world all white and trackless.

In that wilderness of London, more desolate than the trackless desert, what was she?

She had no thought of escape, for what could she do there alone in that wild, trackless land?

Here were the ships which plied the trackless wastes of the Eastern Sea.

The town ended there, the street lapsing into a rough and trackless barren.

To the one, the expanse of ocean could scarcely be considered "trackless."

Yes, through a trackless wilderness and over rugged mountains.

It was harder to navigate in than the trackless forests of the Amazon.

However, there was a trackless wilderness to which he might flee.