Library hidden in a cave... a unique repository of ancient manuscripts known as The Library Cave. A hidden cache of 50,000 books and rolls dating from c. 500 to 1002 that were deemed heretical and hidden in the cave in the early 11th century.
writing prompt (For those who don't recall this from the sadly short-lived television series John Doe... although, technically, viewers had no way of knowing if the character had ALWAYS been colorblind, and I suspect he hadn't been.)
28 Things That Happened After The Harry Potter Books Ended as told by J.K Rowling (In a series of interviews over the years, the author has revealed the future of the Harry Potter characters, far beyond the Deathly Hallows epilogue)