https://www.usgs.gov/core-science-systems/ngp/tnm-corps/news/mapping-challenge-update-041422-city-town-halls-arkansas
Mapping Challenge Update (04/14/22): City / Town Halls in Arkansas | U.S. Geological Survey
Volunteers have added over 40 points since this challenge was launched - EXCELLENT! See our spatial analysis for tips on remaining communities.
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