“Bright in Olympic oil Alcides shone, Antaeus with his mother’s dust is strown, And seeks her friendly force to aid his own.”

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One of the leaning towers of Bologna, which Eustace, Classical Tour , I 167, thinks are “remarkable only for their unmeaning elevation and dangerous deviation from the perpendicular.” ↩

In this Canto begins the Ninth and last Circle of the Inferno, where Traitors are punished.