From Queulat Natl,Park via Cerro Castillo and Lago Carrera back into Argentinian Patagonia. E Chalten, El Calafate, and back to Chile, Torres del Paine and Punta Arenas. Crossing the Magellan Straits to Tierra del Fuego, and the final leg to Ushuaia, our farthest point, as all roads end there.