This is a 3D topographical model of Mount Shasta created using Blender an open source software which you may download from Blender.Org.
BLEND (Blender, filesize: 376 MB), OBJ (OBJ, filesize: 326 MB), FBX (Autodesk FBX, filesize: 106 MB), DAE (Collada, filesize: 846 MB), STL (Stereolithography, filesize: 200 MB)