Been to:
Mexico - Tijuana, Ciudad Juarez
Easter Island.. 3 days in 2008....awesome!!
All of Chile from Coquimbo, through Santiago de Chile down through Pucon, Villarica, Temuco Valdivia, Osorna and Puerto Montt..
Argentina: Mendoza, San Luis, San Juan, Catamarca, San Miguel de Tucuman <--( where I met my wife ) Salta, La Rioja, Cordoba, Santa Fe ( capital, not Rosario ) Entre Rios, Corrientes, Chaco, Missiones,
Buenos Aires Province - Mar del Plata, Villa Geselle, Nicochea, Miramar, Tandil, Chascomus, Balcarce, Coronel Pringles, Benito Juarez, Buenos Aires of course
Uruguay - Colonia de Sacramento, Frey Bentos, Paysandu, Salto, Montivideo.
Brazil - Uruguayana