Iowa Dept of Transportation maps: city and county maps (DGN and DWG formats only)
Iowa Maps: The Perry-Castañeda Library Map Collection.
Map of Iowa: US Department of Commerce, Economics and Statistics Administration Bureau of the Census. January 1, 1990. Outline map with counties, longitude, latitude. From the Perry-Castañeda Map Collection, The University of Texas at Austin. (.gif, 1418x1140 pixels, 90K)
Mapathon Iowa: Features road, city street, and specialized maps and guides.
WebcamBigLook - Iowa: Features full screen live camera views of cities around the state.