IT is related, on the authority of Ovid and Diodorus, that Hercules once attacked a monstrous ... One day my Latin lesson included the story of the Lernean Hydra. From that moment my mind was ...

This was a detailed description of the whole Hercules v. the hydra myth (including the part most people forget, where Hercules' nephew deals with the hydra's severed heads). Note that, as the Wall ...