Five thousand knights led by Emperor Frederick II march into Hell via this location in a monk’s vision of a “hissing sea.” A bishop’s groom chases a runaway horse to a palace in this location and meets King Arthur, who reveals that the wounds he sustained at Camlann reopen every year. Morgan Le Fay’s fortress of Mongibel (-5[1])is within this location, whose eponymous nymph is the mother of the Palici. A bronze sandal revealed by this location proved that a (*) philosopher had failed to apotheosize. (10[1])Achaemenides (10[1])is marooned near Polyphemus’ cave (10[2])at this location. (10[2])An agitated Enceladus triggers tremors underneath this location, (10[1])which Zeus had earlier dropped on a monstrous (10[1])son (10[1])of Tartarus. For 10 points, (10[1])Typhon lies beneath what (10[1])forge of Vulcan, from which he gushes forth “rivers of fire” to burn Sicily? (10[1])■END■