Happy Hollow Lake
Reservoir in Platte County, Missouri · on the USGS Platte City quadrangle
39.28950, -94.82948
Maps that show Happy Hollow Lake
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Platte City, MO-KS
USGS topo, 2021
Leavenworth, MO
USGS historical 15-minute topo (1910)
Leavenworth, MO
USGS historical 15-minute topo (1948)
Leavenworth, MO
USGS historical 15-minute topo (1951)
Network to Freedom Brochure Map - National Underground Railroad Network to Freedom Program
National Park Service Maps (public domain) · National Underground Railroad Network to Freedom Program
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 High Altitude Chart H-05 (U.S.)
FAA, 2026-10-29
Nearby
Name, class, county and location: USGS Geographic Names Information System (public domain).