It’s a well-known fact that some of the best TV shows were inspired by or adapted from books. We would never have gotten eight action-packed seasons of Game of Thrones without George R.R. Martin’s A Song of Ice and Fire series. Nor would we have gotten six seasons of drama and lies on Gossip Girl without the Cecily von Ziegesar books of the same name.
While it can often be the popularity of a text that leads to its reimagining on TV—or the television series can spark a renewed excitement in the book—there are many cases where the literary sources get forgotten or overshadowed by their on-screen incarnations.
So, if you’re looking for the perfect beach read this summer and you want to revisit some of your favorite shows (without watching them for the tenth time), here is a list of 15 TV series you may not have known were adapted from books.