rangevoting.org also provides interesting redistricting boundaries: https://rangevoting.org/SplitLR.html https://rangevoting.org/SplitLR.html Colorado is an in

rangevoting.org also provides interesting redistricting boundaries: https://rangevoting.org/SplitLR.html https://rangevoting.org/SplitLR.html Colorado is an interesting case because it accidentally reveals a degenerate solution. Geography and population form boundaries in the denser areas, but not the sparser ones. See the special section on rangevoting.org and the follow-up link: http://bolson.org/dist/ http://bolson.org/dist/