Pretty much everyone knows the story of Kubla Khan. It starts out, “In Xanadu did Kublai Khan A stately Pleasure-Dome decree, Where Alph, the sacred river ran Through caverns measureless to man Down to a sunless sea.” Some know it from the intro to Citizen Kane, others were forces to read Coleridge in college. Regardless, it’s one of the most famous poems of the last few...