Inland Northwest, ID/WA/OR
(Created 2002)
I used USGS 1:250k DRGs as the primary source, and was also able to use smaller-scale USGS DEMs for the shaded relief.
US highway endpoints, photos, maps, and history(Created 2002)
I used USGS 1:250k DRGs as the primary source, and was also able to use smaller-scale USGS DEMs for the shaded relief.