A quick introduction to creating a basic road in Terragen 4. This video covers creating the shape of the road using a warped simple shape shader.
Thanks to FrankB for originally sharing this technique: https://planetside.co.uk/forums/index.php?msg=152984
“1953 Buick Skylark Convertible” (https://skfb.ly/6BSFJ) by everhard is licensed under Creative Commons Attribution (http://creativecommons.org/licenses/by/4.0/).