Route 60 is what you would drive on if you were going over the Andes into Argentina from Santiago.

It is one of the world's greatest scenic drives.

It has signs like this:

sign

 

 

It has tunnels like this:

tunnels

 

 

It has switchbacks like this:

switchbacks

 

 

And, heck, it has straight & boring sections like this:

behindBus