[Ohio]

Originally Posted by ZNPaaneah

Of course, the romans were working at sea level and these guys would be at 4,000 meters and they were moving these stones up hill.

How certain are geologists that these monoliths were elevated 4,000 meters? Looking at the topography, it seems to be a relatively level plain down to that huge lake Titicaca. A quarry site any where near that lake would surely ease the major problem of transportation.