1. Simple design considering ease of use- We applied an intuitive structure and concise design as much as possible so that visitors can conveniently use various contents.2. Guide app optimized for mobile environment- Please use the audio guide app, which is composed of rich audio-visual materials such as images and audio, using your personal mobile device.3. Photo shoot / Instagram- You can freely take photos during the tour using the camera function in the APP, and you can check more diverse content through the Instagram shortcut.4. Built-in search engine- You can quickly and easily search various information at any time by simply touching the search engine icon within the APP.