The app has a QR scanner. If the statues have a sign like above you can use the QR scanner in the app to make the statues talk

Using the QR scanner in App

Press icon on when you get close to the statue then you will get a call from the statue. In order to make it work, you have to be in the green zone which is usually 10 meters from the statue.

Using GPS Activation &

 QR Codes to make statues talk