Big Lake
Lake in Pottawattamie County, Iowa · on the USGS Council Bluffs North quadrangle
41.29389, -95.86196
Maps that show Big Lake
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Council Bluffs North, IA-NE
USGS topo, 2022

Omaha, NE
USGS historical 15-minute topo (1893)

Bureau of Land Management Eastern States Overview map
BLM Eastern States (2019)

IFR Enroute Low Altitude Chart L-10 (U.S.)
FAA, 2026-10-29

IFR Enroute Low Altitude Chart L-12 (U.S.)
FAA, 2026-10-29

IFR Enroute High Altitude Chart H-05 (U.S.)
FAA, 2026-10-29
Nearby
Name, class, county and location: USGS Geographic Names Information System (public domain).