Rapidan Lake
Reservoir in Blue Earth County, Minnesota · on the USGS Good Thunder quadrangle
44.09163, -94.10857
Maps that show Rapidan Lake
Get them in the map app
Good Thunder, MN
Detailed map of terrain, trails and roads
USGS topo, 2022

Mankato West, MN
Old map for history, not navigation
USGS historical 15-minute topo (1951)

Park Map - Lewis and Clark National Historic Trail
National Park Service Maps · Lewis and Clark National Historic Trail

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

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

IFR Enroute High Altitude Chart H-02 (U.S.)
FAA, 2026-10-29
Name, class, county and location: USGS Geographic Names Information System (public domain).