trail
Definitions
A path or track across rough country, such as through a forest or mountain range.
A series of marks, signs, or objects left behind by the passage of someone or something.
To draw or drag something along behind one, especially on the ground.
Examples
We followed the narrow trail through the dense forest.
The hikers left a trail of breadcrumbs to find their way back.
The police are currently on the trail of the missing suspect.