Dolmen tomb of a cacique for the pre-Columbian culture in San Agustin, Colombia

dolmen tomb precolumbian san agustin sepulcher biggest necropolis ceremonial megalithic sculpture san agustin archaeological park south america ancient culture carved in stone jungle colombia spiritual mysterious science stone statue indigenous art old civilization cacique native ritual symbol sculpture megalithic monument sacred traditional science mysterious rock symmetric tourist attraction latin america iconic huila department historic site visit fascinating rainforest art preservation conservation antique ayahuasca ritual unesco world heritage site excavated unspoiled impressive unseen necropolis site yage representation stunning figure