Argentina
DifficultRuta Provincial 150 – Jujuy Salt Flats Circuit
High-altitude salt flats and rainbow mountains
Feature: Remote
Brazil
ModerateTranspantaneira (MT-060)
Wildlife highway through world's largest wetland
Paraguay
ModerateTrans-Chaco Highway
Paraguay's infamous mud-and-dust wilderness crossing
Brazil
DifficultRoraima Circuit Road
Brazil's tepui frontier to the Lost World
Peru
ExpertCordillera Huayhuash Circuit
Remote Andean circuit around Peru's razor-sharp peaks
Bolivia
ModerateLagunas Route (Ruta de las Lagunas)
High-altitude lake circuit through Bolivia's Altiplano
Venezuela
DifficultLost World Circuit – Mount Roraima Access
Access route to Conan Doyle's Lost World
USA
ModerateBackcountry Discovery Route – Wyoming (WYBDR)
Five Continental Divide crossings through Wyoming's heart.
Algeria
ExpertTrans-Sahara Highway – Algeria Section
Where legends are born and rigs are broken
Colorado
DifficultBackcountry Discovery Route – Colorado (COBDR)
675 miles of thin air and thick rock