Ancient City
The pyramidal structure, the stack of stone stairs and the presence and growth of vegetation are the main features.
Skyscraper City
Different views of the skyscraper city. The example explains the connectivity among streets and the growth of the skyscrapers.
Village
A village is generated from the house, the hedge and the fence in the example.
The Forest
The forest presented has been generated from the simple tree (one trunk and several branches) in the example.