You must become Pirates, kidnap a barge and navigate to Buenos Aires, Argentina

, drive south through Argentina to Bariloche and El Boson towns , cross to Chile close to Patagonia and drive up through Chile's southern part up, crossing lake district, and up to Santiago (this round trip is around 5.000 Kmts), if you have some oxygen still , drive up North to northern Chile (like the Paris Dakar rally , but via highways).