The scene consists of a ready-to-use elements. To change the configuration of the site you need to go in the modifier stack "ground" at the level of splines to change its configuration to the desired shape. UVW map material thus preserved. All objects in the scene have unique names, and names of materials. Each element is a single object without a group. Be objects have 4 sides of the grid. The anchor point of each element is at zero on the axis "Z". The scene consists of a ready-to-use