A policeman took the old man home who had strayed.
Lose one's way
The child had lost his way.
Go the wrong way
I am afraid we are going the wrong way.
Lose one's bearings
It's so easy to lose one's bearings in the underground passages between the terminals at the airport.
Can't find one's way
They went on in the desert until at last they couldn't find their way.
I wouldn't have gotten lost, if I had asked for directions.