The most memorable detail in the Harry Potter movies was the building of Hogwarts School of Witchcraft and Wizardry. In the movie, the buildings at Hogwarts were made of glass and vines and looked very magical and amazing. This design was not only to enhance the visual effects but also to create a school environment full of magic and mystery. In addition, the buildings at Hogwarts were decorated in a unique style, such as red and gold decorations and patterns, which were related to magic and academic culture. These details show the profound understanding and exploration of the magic school in the Harry Potter series, and also let the audience have a deeper understanding and experience of this magical world.