Get a local or an instructor to show you some of the less obvious routes.
Early man's relationship with the birds offers a fairly obvious route to a possible understanding of this.
He had settled for what he'd considered was the obvious route without really making a decisive plan of action.
I won't bother pointing out why they can't take this rather obvious route.
He saw a road leading to the city, the obvious route to travel.
The obvious route is often the last to be taken.
They might think we would be turning south at the top the obvious route.
Follow the obvious route of an abandoned road for about 250 or 300 yards, then go left.
However the map does not show any obvious route to the summit itself.
The white man did not take the obvious route, the beaten trail.