What is the origin of the idiom "go down that road" and when to use it?

The origin of the idiom "go down that road" is not tied to a specific historical event or cultural reference. It is a metaphorical expression that likely emerged from the imagery of traveling or journeying along a specific path or route. The concept of a road or path as a metaphor for a course of action or decision has been present in language and literature for a long time. It is often used when someone is considering a particular option or proposing a specific approach to a problem or situation.