The digital version of Beijing's Central Axis offers users a glimpse of the Axis that is typically not visible to the eye. It accurately reproduces the 7.8-kilometer-long core heritage zone of the Central Axis by adopting gaming technologies such as high-definition photo scanning, game engines, cloud gaming and a four-level map model to create a super-large map of 200 kilometers by 200 kilometers for the first time. In addition, it integrates interactive game design such as puzzle-solving and co