This pack is modular designed with many combination possibilities for unique environments.

Includes:

Building-construction-kit: 79 prefabs.
Props: More than 150 prefabs.
Skyboxes: 4 types.
Decal Textures: 7 types.
Grass: 12 types 7 prefabs.
Plants: 65 Prefabs
Rocks & Stones: 231 prefabs.
Terrain-Textures: 17 types including normal-maps.
Trees & Bushes:168 prefabs including underbrush (Fully editable with the UnityTreeEditor).
Particle-FX: 5 different particle-effects.
Systems: Lightning-ThunderEmitter, CameraRainFX.
Scenes: 3 different demo-scenes as day and night versions. (each scene comes with place-holder ambient-sounds)

Homepage:  https://www.assetstore.unity3d.com/#/content/13198

Rapidgator

http://rapidgator.net/file/cfa2bd640dc033c954d62f2aabfdd46f/BIGEnvironmentPackVol3.part1.rar.html
http://rapidgator.net/file/1dc5b75cba14c6550332f26cc8480856/BIGEnvironmentPackVol3.part2.rar.html
http://rapidgator.net/file/e3bb5235efb515d5a27069a7473a153e/BIGEnvironmentPackVol3.part3.rar.html
http://rapidgator.net/file/8f0def90fc86b49ad5dc8c83c0c6204b/BIGEnvironmentPackVol3.part4.rar.html

Letitbit

https://www.creaxy.com/download/50446.52f30ef9d3bdcf52e8f382d0888d/BIGEnvironmentPackVol3.part1.rar.html
https://www.creaxy.com/download/25954.226e5f5c439134eebbdcb9b68fb3/BIGEnvironmentPackVol3.part2.rar.html
https://www.creaxy.com/download/97167.9e0ccc28c80e2b2fcabd3957ce50/BIGEnvironmentPackVol3.part3.rar.html
https://www.creaxy.com/download/86698.8fa994d842cb311db3892e1e6a9d/BIGEnvironmentPackVol3.part4.rar.html