El registro arqueológico de las antiguas poblaciones de los valles orientales de la Provincia Arce, Tarija, Bolivia

in 2001, a bi-national project was initiated to study the archaeological record of the early populations that inhabited the eastern valleys of southern tarija and northern salta during the last thousand years. during stage one of the project, sectors of eight valleys in arce county, tarija, were explored, resulting in the detection of 32 archaeological sites. the sites include a conglomerate with presence of inca materials and architecture, and sectors of stone-paved roads. in addition, there are semi-conglomerated sites approximately 30 structures of double-width stonewalls, and other sites a few dispersed structures. human burials have been found in the interior of a cave, in rock shelters, and in cemeteries with superficial stone structures. rock art sites paintings and carvings have been discovered. some of these sites are older than 1000 bp. a great deal of destruction of sites seen in all cases and, therefore, urgent measures of preservation and study are called for.