For more detail this asset from the Unity Asset Store: Click Here
This is a paid asset, but we’ll share Town Constructor 3 for FREE, Please keep in mind this package is provided only for learning purposes or to be able to test before buying the product, NOT FOR COMMERCIAL PURPOSES.
Town Constructor 3
This is The Third Volume of Town Constructor For creating your own full PBR town.
Readme
Package includes:
1) 500+ modular parts. Allows you to construct various types of city assets (ex: buildings, road patterns, etc.)
2) 50+ high quality street props
3) 11 base architectures With different texture variations.
4) Premade buildings for fast city building or individual use
5) Every building and prop comes with low-res version doubles. So you can include LOD system for better perfomance.
6) Demo scene