Unearthed Outdoors is making the 250m True Marble global dataset available for free. GeoTIFF (9.6 GB) and PNG (6.67 GB) versions available. The dataset consists of 32 tiles of 21600 by 216000 pixels each, making a full 172800 by 86400 pixel image.

True Marble by Unearthed Outdoors, LLC is licensed under a Creative Commons Attribution 3.0 United States License.