This video shows some of the variation possibilities that can be archived with the BEP.Vol.3
Scene creation and camera animation powered by PlayEditor:
https://www.assetstore.unity3d.com/#/content/6771
AssetStore: https://www.assetstore.unity3d.com/#/content/13198
Forum: http://forum.unity3d.com/threads/212372-Big-Environment-Pack-Vol-3