The entire kite demo will be released with 4.8 final. So atm you will have to create your own landscape. But you could take the landscape from the “landscape demo” -> you just have to change the materials + place the meshes and particles 
The entire kite demo will be released with 4.8 final. So atm you will have to create your own landscape. But you could take the landscape from the “landscape demo” -> you just have to change the materials + place the meshes and particles