We know that today, the United States as well almost every other major economic country in the world, has been massive underground military bases or shelters of some kind for well over decade. I’ve even caught that on mainstream television has caught that a few times, but I’m wondering how many of those bases go 18 stories under ground? Can you imagine? Before Christ, an 18 story underground city that was capable to housing up to 20,000 people. Wow! 

The achievements of ancient cultures tend to be woefully unappreciated — we think of the people as loincloth-wearing savages, and when we’re proven wrong by some impressive feat of engineering, we just make a bunch of documentaries about aliens. But the engineers of times past were nothing to sneer at, and some of their accomplishments make ours seem slightly embarrassing.

In keeing with the theme of many of my recent posts…