Hola,
We plan to spend 5 months two up on our 1150GSA with the following approximate itinery, starting at Santiago mid September 06
I'm keen to hear from anyone with comments or suggestions of places we should make sure we visit along the way. Our itinery is not intended to be fixed and will no doubt vary along the way.

Mid September
Santiago - Mendoza - San Juan
San Juan – Chilecito – Belen – Santa Maria - Salta via Ruta 40
Attractions around northern Argentina?
Salta – San Antonio de Los Cobres – San Pedro de Atacama via Paso Sico
Spend time around Salar de Atacama
San Pedro de Atacama – Calama – Tocopilla, up the coast road to Iquique
Visit Humberstone
Iquique – Arica – Tacna (Visit Colca Canyon)
Tacna – Arequipa – Nazca (Visit Nazca lines)

Mid October
Nazca – Cusco (Hike Machu Picu)
Cusco – Juliaca/Puno (Visit Lake Titicaca)
Puno – La Paz via Desaguadero
Might fly to see some of the Amazon?
La Paz – Patacamaya – Putre (What are the roads & conditions like through this crossing in late October?)
Putre – Arica - San Pedro de Atacama - Salta via Paso Sico – Resistencia/Corrientes
Corrientes – Foz Do Iguacu (See the falls)
Foz Do Iguacu – Paso de los Libres – Concordia – Buenos Aires
Might fly to Rio for a couple of days?
BA – San Luis – San Rafael
San Rafael – Malargue – Chos Malal – Zapala via Ruta 40
Zapala – San Carlos de Bariloche – Esquel – Perito Merino
Probably across to Pico Truncado & Rio Gallegos via Ruta 3

Late December
Ushuaia for Christmas
Pto Natales & Torres del Paine National Park
El Calafate & Perito Merino
Tres Lagos up Ruta 40 to Perito Merino – Chile Chico & around Lago General Carreras
Up the Carretera Austral (probably to Chiloe), then to Santiago early February 07

Cheers,
Cords & Aash