The congressional district, highlighted in red, overlayed with the other congressional district and county boundaries, as well as freeways and arterial roads, water areas, urban areas, national parks and forests, military installations, and American Indian areas (including reservations) in Montana, with neighbouring states coloured in gray. Shapefiles from <a rel="nofollow" class="external text" href="https://www2.census.gov/geo/tiger/TIGER_RD18/LAYER/">the United States Census Bureau</a>, <a rel="nofollow" class="external text" href="https://gis-mdt.opendata.arcgis.com/datasets/mdt::montana-state-maintained-routes/about">the Montana Department of Transportation</a>, <a rel="nofollow" class="external text" href="https://data.fs.usda.gov/geodata/edw/datasets.php?dsetCategory=boundaries">the United States Forest Service</a>, and <a rel="nofollow" class="external text" href="https://irma.nps.gov/DataStore/Reference/Profile/2224545?lnv=True">the National Park Service</a>, converted with <a rel="nofollow" class="external text" href="https://mapshaper.org">Mapshaper</a> (Mercator projection).
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