In the Louvre in reality, you need to wait dozens of minutes outside the Mona Lisa to get close to the yellowish painting for a moment. The virtual museum can now be effective: the throbbing crowd is gone, The distance is gone, and only the highly restored exhibition hall and 7 billion pixels of infinitely detailed details and textures are pushed in front of the eyes. Although the museum has a rich collection and long-term exhibitions, due to the limited space, not all works will be displayed at the same time In the exhibition hall, but in the digital exhibition hall, you can view those rare artworks at any time. This text mainly introduces:. ['Advantages of Digital Museum.', 'Future directions for museums.', 'Technical limitations of traditional museums.', 'Importance of building a digital museum.']