The guy had been hiding something, all right, and smart enough not to leave an obvious trail.

They leave a pretty obvious trail in the snow.

And possibly before the rain, as there was no obvious trail.

Boone said he had been growing increasingly suspicious because of the obvious trail the Indians left.

He did not want to force his way through, leaving an obvious trail.

No rustler in his right mind would leave so obvious a trail.

Could we have really left such an obvious trail for our pursuers to find?

Knowing we were leaving an obvious trail for anyone who followed.

About 150 feet before the blocked road end is a faint but obvious trail heading west up the slope.

"Bauer's much too careful to leave such an obvious trail."