Harry Potter 20th anniversary: Top locations from the book
26 June 2017 Last updated at 06:57 BST
Grab your party hat and your wand because it's been 20 years since the first Harry Potter book was released in the UK!
Harry Potter and the Philosopher's Stone was first published in 1997, and since then it has been translated into around 74 different languages and sold more than 100 million copies all over the world.
The series written by J.K.Rowling has become one of the best selling book series of all time, and has even been turned into massive blockbuster movies.
So to celebrate we are taking a look back at some of the best locations from the first book - from King's Cross station to the reptile room at London Zoo...