#4512
In my opinion, all the unique and particularly beautiful sceneries can be created only by the nature, which is forever beyond any human's power. At the same time, any beauty intervened by human has got permanent limitations. Therefore, for a long time, I guess in the mind of many people, there is a beautiful world that only belongs to ourselves. If you want to make it perfectly presented on a computer, Terragen is one of the best solutions you need.

#3936
World Machine is a powerful and flexible 3D world terrain generator specially designed for game engines or 3D rendering software. It provides procedural terrain creation, simulations of nature, and interactive editing for you to produce realistic terrains with high-resolution heightfields, textures, and meshes.

#3180
VUE (formerly called VUE xStream) is a three-dimensional landscape designing & producing software (from France) specially designed for artists and illustrators. It can perfectly work with 3ds Max, Maya, LightWave 3D, Cinema 4D, Softimage and other 3D rending tools, so as to simulate all kinds of very lifelike natural environments. For example: Terrains, Vegetation, Ecosystem, Atmospheres, Natural Elements, Lighting, etc.