So unless the aliens got a batch of concrete saws on the cheap this is clearly man made and man placed, the foundation are clearly man made and it was pushed over and carted off by a group of men, pretty poor mysterious alien structures if you ask me!"They got a concrete saw and they cut it into the red rock there", he said. "You can see right here on the bottom where they had a couple of over cuts with the saws.
https://upload.wikimedia.org/wikipedia/ ... ith%29.jpg
https://en.wikipedia.org/wiki/Utah_monolith