Black Bridge Spring USGS Cassville Quad, WI,IA, Topographic Map

Black Bridge Spring is a Spring in the state of (county of Dubuque), located at latitude - longitude coordinates (also known as lat-long or GPS coordinates) of N 42.66111 and W -90.88207. Black Bridge Spring is shown in the center of the topographic (topo) map, which is sourced from the United States Geographical Survey map USGS Cassville quad. The nearest major town is North Buena Vista, IA.