Ground landscape asset... Add a Misc/ CustomUnityAsset then click addonpackage flatten and select the file
"forest ground 600k raw scan" (https://skfb.ly/6C6Cu) by 3dhdscan is licensed under Creative Commons Attribution (http://creativecommons.org/licenses/by/4.0/).
"forest ground 600k raw scan" (https://skfb.ly/6C6Cu) by 3dhdscan is licensed under Creative Commons Attribution (http://creativecommons.org/licenses/by/4.0/).