Brief Introduction: Ancient Ruins of Tiwanaku and PumaPunku Tiwanaku Tiwanaku (Spanish: Tiahuanaco and Tiahuanacu) is an important Pre-Columbian archaeological site created for Astronomical observations. It is situated near the southern shore of Lake Titicaca, in Bolivia. Its principal structures include a huge stepped pyramid of earth faced with cut andesite (the … [Read more...]