Encyclopedia of the Holy Grail

<p> In the twelfth century, a French poet wrote a verse romance about a young knight who witnesses a mysterious procession centered on a radiant vessel, a "grail." Left unfinished, the poem inspired other writers of prose and verse, until the story was completely rewritten into the Arthurian romances, in which the vessel becomes a relic of the Last Supper, the Holy Grail.</p><p> For hundreds of years, the Grail story has haunted the western imagination. But the original medieva