Quote:
Originally Posted by Icelander
Secondly, to get 15' to 20' width at the top of a wall that is at least 30' high, how wide would the walls be at the base? Obviously, it depends on materials, but assuming either brick or fairly soft stone, what would be a ballpark figure?
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Herodotus gave the walls of Babylon as 320' high and 80' thick, so a 4:1 ratio has some plausibility. Going from that, a 32' high wall would need to be 8' thick, then add your desired top width for chariot racing to the bottom thickness.