Dientes de Navarino, Tierra del Fuego (Chile)
The Dientes de Navarino is an amazing route on Isla Navarino in Tierra Del Fuego, Chile. It is 54 km through some of the most rugged country you are ever likely to traverse. It is also considered the southern-most trek in the world, and from one place you can view Cape Horn. Wow!
https://www.bookmundi.com/t/dientes-de-navarino-trek-everything-you-need-to-know