Argentina
Moderate
Ruta Provincial 26 – Bosques Petrificados Circuit
Ancient forest turned to stone in Patagonian badlands
Surface: Dirt
Argentina
Difficult
Camino de los Altos Hornos – Catamarca Mining Circuit
Forgotten mining roads through Catamarca's high country
Argentina
Moderate
Ruta Provincial 78 – Meseta del Lago Buenos Aires
Endless Patagonian plateau where wind rules everything
Argentina
Moderate
Camino del Cóndor – Sierra de los Comechingones
Granite peaks and condor country beyond the tourist maps
Argentina
Difficult
Ruta Nacional 9 – Quebrada del Diablo
Devil's own mountain pass through the high Andes
Barinas
Moderate
Los Llanos Circuit – Venezuelan Outback
Venezuela's endless plains and cowboy culture
Argentina
Difficult
Ruta Nacional 7 – Aconcagua High Route
High Andes access to the roof of the Americas
Brazil
Moderate
Transpantaneira (MT-060)
Wildlife highway through world's largest wetland
Paraguay
Moderate
Trans-Chaco Highway
Paraguay's infamous mud-and-dust wilderness crossing
Brazil
Easy
Chapada Diamantina Circuit
Tabletop mountains and diamond ghost towns in Bahia