stone block. pumapunku. tiwanaku archaeological site. bolivia

altiplano altitude america andean andes archaeological block bolivia bolivian complex decoration empire excavation excavations famous gate gateway historic history inca incas monolith monoliths monument mountain mysterious outdoor platform precolumbian puma pumapunku punku ruins site south southamerica stone stones sunny temple temples terrace tiahuanaco titicaca tiwanaku tourism tourist touristic travel trip valley wall walls