No matter how strong the borders of cities or states are, there will always be rat holes and those who use them to circumvent the borders. In this pack, you will find a stylized smuggler's hideout and a wide variety of assets used to create it. (Water plugin is enabled in the project)
Sketchfab preview

Support, URP and HDRP shaders are here: My Discord group

Triangles counts from 500 at detail to 200000 at prefabricated building.