Livraria Lello, Porto: The Famous “Harry Potter” Bookstore October 12, 2022 • This is supposedly the bookstore that inspired Hogwarts. Legend says that J.K. Rowling was a frequent visitor to the bookstore when she was teaching English in Porto from 1991 to 1993. She wrote the first Harry Potter novel during this time. Livraria Lello in Porto is one of world’s most beautiful bookstores. Here’s all you need to know when visiting this bookstore in Porto.