![Graham Hancock on Twitter: "The giant megaliths of Puma Punku bear witness to an immense task carried out in remote antiquity by unknown hands at an altitude of almost 13,000 feet above Graham Hancock on Twitter: "The giant megaliths of Puma Punku bear witness to an immense task carried out in remote antiquity by unknown hands at an altitude of almost 13,000 feet above](https://pbs.twimg.com/media/FCZsm-8XMAIk5hD.jpg:large)
Graham Hancock on Twitter: "The giant megaliths of Puma Punku bear witness to an immense task carried out in remote antiquity by unknown hands at an altitude of almost 13,000 feet above
![Elaborate carving in megalithic stone at Puma Punku, part of the Tiwanaku archaeological complex, a UNESCO world heritage site near La Paz, Bolivia. Stock Photo | Adobe Stock Elaborate carving in megalithic stone at Puma Punku, part of the Tiwanaku archaeological complex, a UNESCO world heritage site near La Paz, Bolivia. Stock Photo | Adobe Stock](https://as1.ftcdn.net/v2/jpg/02/20/63/90/1000_F_220639065_VyaT9QoAYwx0X6gYE4eGxwY3CkVplt86.jpg)
Elaborate carving in megalithic stone at Puma Punku, part of the Tiwanaku archaeological complex, a UNESCO world heritage site near La Paz, Bolivia. Stock Photo | Adobe Stock
![Premium Photo | Stone walls uncovered by archaeologists at the puma punku a unesco world heritage site tiwanaku bolivia Premium Photo | Stone walls uncovered by archaeologists at the puma punku a unesco world heritage site tiwanaku bolivia](https://img.freepik.com/premium-photo/stone-walls-uncovered-by-archaeologists-puma-punku-unesco-world-heritage-site-tiwanaku-bolivia_630382-3645.jpg?w=2000)
Premium Photo | Stone walls uncovered by archaeologists at the puma punku a unesco world heritage site tiwanaku bolivia
![Elaborate stone carving in megalithic stone at Puma Punku, part of the Tiwanaku archaeological complex, a UNESCO world heritage site near La Paz, Boli Stock Photo - Alamy Elaborate stone carving in megalithic stone at Puma Punku, part of the Tiwanaku archaeological complex, a UNESCO world heritage site near La Paz, Boli Stock Photo - Alamy](https://c8.alamy.com/comp/PHPD6J/elaborate-stone-carving-in-megalithic-stone-at-puma-punku-part-of-the-tiwanaku-archaeological-complex-a-unesco-world-heritage-site-near-la-paz-boli-PHPD6J.jpg)