Galena is the centerpiece of this terrain, situated at a bend in the Galena River where the street grid climbs steeply from the waterfront along Fulton Street and Summit Street. The town's historical depth is evident in the cluster of sacred sites, including Saint Marys Cemetery and the uniquely named Grace Episcopal Church Resurrection Garden Columbarium. To the south, the landscape shifts toward the vast Mississippi River, where Portage and the Gears Ferry site mark vital connection points for river traffic. The topography is defined by prominent elevations such as Horseshoe Mound and Dygerts Mound, which overlook the winding course of the Sinsinawa River and the backwaters of Kehough Slough. This region near the Illinois-Iowa border shows a clear pattern of land use where high ridges like Pilot Knob separate agricultural valleys from the industrial and transit corridors of the riverfront.
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1900 · Lancaster
USGS Topo · 1:125,000
1901 · Peosta
USGS Topo · 1:125,000
1902 · Mineral Point
USGS Topo · 1:125,000
1904 · Lancaster
USGS Topo · 1:125,000
1908 · Lancaster
USGS Topo · 1:125,000
1911 · Galena
USGS Topo · 1:62,500
1913 · Galena
USGS Topo · 1:62,500
1935 · East Dubuque
USGS Topo · 1:62,500
1940 · East Dubuque
USGS Topo · 1:62,500
1952 · Cuba City
USGS Topo · 1:24,000