Love keep adding destinations to your route, or even dragging the route to refine perfectly to your needs in the directions feature on Google Maps? But frustrated that this feature isn’t available in Google Earth?
… No, not implemented this feature for Earth (wouldn’t that be something!), but as a stop gap its a way to export your newly created directions on Maps, and open them in Google Earth! You get a freshly created folder containing each section as a separate route, ready for use as ‘one.