image=WolframAlpha["Champaign IL",{{"Map:CityData",1},"Image"},PodStates->{"5 miles across"}];
image=ImageCrop[image,{256,256},Left];
graph=MorphologicalGraph[Binarize[ColorNegate[image]],EdgeStyle->GrayLevel[.3], VertexStyle->PointSize[.003]];

Row[{image,Spacer[20],HighlightGraph[graph,{Style[1201,Directive[PointSize[.03], Magenta]],NeighborhoodGraph[graph,1201,12]},ImageSize->{256,256}]}]