# Working With Terrains

<figure><img src="https://1236114686-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FStnSJtFVa8qAPtMowHno%2Fuploads%2Fl93q2iLzQmPYIn9NJWfI%2Fimage.png?alt=media&#x26;token=e2a47ec8-df3d-4cf8-a71b-bc0a6eb5ef03" alt=""><figcaption></figcaption></figure>

Painting on terrains is only functional when using the 'Physical Collider' or 'Both' raycast mode. If not selected, a 'no raycast' message will be displayed. Please Ensure your terrain has a enabled terrian collider component

<figure><img src="https://1236114686-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FStnSJtFVa8qAPtMowHno%2Fuploads%2Fq7aybwXUe8bMK1rrqcfv%2Fimage.png?alt=media&#x26;token=d1590280-72e9-4e8a-8493-4abe44ca92f0" alt=""><figcaption></figcaption></figure>

<figure><img src="https://1236114686-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FStnSJtFVa8qAPtMowHno%2Fuploads%2Fs5eLT3mp84h65gAaIcg4%2Fimage.png?alt=media&#x26;token=f619a353-26ef-4059-8219-ee4adb56b9ab" alt=""><figcaption><p>Physical Raycast Mode</p></figcaption></figure>

<figure><img src="https://1236114686-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FStnSJtFVa8qAPtMowHno%2Fuploads%2F1UsWETiZer3U78ACTFbn%2Fimage.png?alt=media&#x26;token=27118fd7-2809-49bc-97a6-a90bdc25a84c" alt=""><figcaption><p>Mesh Raycast Mode</p></figcaption></figure>