This got me to thinking about the unreliability of bread crumbs as trail markers.

They also said it had been a Native American trail marker.

And how do they know where they're going without coming through here to get the trail marker?

Look for the yellow trail markers, which veer left when you've reached the top.

Some of the trail markers may have been vandalized or removed.

She had no idea what to do with them, but they weren't going to leave them around as obvious trail markers.

Soon Tam discovered a sign, which we agreed was probably left as a trail marker.

The trail markers were still up, but we tried twice to get out of the city and found ourselves lost.

None of the trail markers was new, the trail had been in Kanda for a long time.

The audience's sympathies are often in need of a trail marker.