Megalithic Pyramid Engineering: A Comparative Study of Scale, Material Use, and Structural Complexity across Ancient Civilizations

This study presents a comparative engineering analysis of ten monumental pyramidal structures constructed by diverse ancient civilizations across five continents. It evaluates scale, volume, base dimensions, construction materials, alignment, and logistical challenges as proxies for civil and structural engineering capacity in antiquity. The pyramids examined include the Great Pyramid of Giza (Egypt), Bosnian Pyramid of the Sun (Bosnia-Herzegovina), La Danta (Guatemala), Pyramid of the Sun at Teotihuacan (Mexico), Great Pyramid of Cholula (Mexico), Gunung Padang (Indonesia), Yangling Mausoleum (China), Monks Mound (USA), Akapana Pyramid (Bolivia), and Huaca del Sol (Peru). By focusing on construction volume, geometric planning, orientation, and material manipulation, this article proposes that many of these ancient structures demonstrate engineering sophistication well beyond what is commonly attributed to their respective cultures. Notably, many lack written construction records, yet show remarkable precision in alignment and spatial organization. This raises important questions about the presence of undocumented knowledge systems or lost civilizational technologies. The findings suggest that pyramid size is not merely symbolic but reflects advanced prehistoric planning, surveying, and building capabilities.