Popocatepetl towered through the window, its immense flanks partly hidden by rolling thunderheads; its peak blocking the sky, it appeared almost right overhead, the barranca, the Farolito, directly beneath it. Under the volcano! It was not for nothing the ancients had placed Tartarus under Mt Aetna, nor within it, the monster Typhoeus, with his hundred heads and – relatively – fearful eyes and voices.