National Geospatial Technical Operations Center

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TNMCorps Mapping Challenge: Schools in CO NoHistory as of 09/16/21

A before-and-after image showing the change in edits between 9/09/21 and 9/16/21 (public domain).

TNMCorps Mapping Challenge: Schools in TX as of 01/07/21

TNMCorps Mapping Challenge: Schools in TX as of 01/07/21

TNMCorps Mapping Challenge: Cemeteries in Western TN as of 10/19/21

A before-and-after image showing the change in edits between 10/14/21 and 10/19/21. Volunteers edited almost 300 new points during this timeframe (public domain).

TNMCorps Mapping Challenge: City/Town Halls in ME, NH, VT 07/09/20

TNMCorps Mapping Challenge: City/Town Halls in ME, NH, VT  07/09/20

TNMCorps Mapping Challenge: City/Town Halls in ME, NH, VT 08/20/20

TNMCorps Mapping Challenge: City/Town Halls in ME, NH, VT  08/20/20