Twenty years ago, Harry Potter and the Philosopher's Stone was first published in the UK. On Monday, fans young and not so young posed in costume and waved wands to celebrate the big day. /CFP Photo

The magical book has been read by millions, translated into 73 languages and spawned seven movies that grossed 6.5 billion US dollars. /CFP Photo

Author J.K. Rowling helped mark the "wonderful" anniversary. /CFP Photo

Please share with us your memories of the Harry Potter magic that inspired a generation. /CFP Photo