Moby-Dick is at once a thrilling adventure tale, a timeless allegory, and an epic saga of heroic determination and conflict. At its heart is the powerful, unknowable sea—and Captain Ahab, a brooding, one-legged fanatic who has sworn vengeance on the mammoth white whale that crippled him. Narrated by Ishmael, a wayfarer who joins the crew of Ahab’s whaling ship, this is the story of that hai…