The congressional district, highlighted in red, overlayed with other congressional districts, county boundaries, and municipality-equivalent places, as well as major roads, railways, water areas, and area landmarks (inc. parks) in Washington metropolitan area, with an inset for Maryland as a whole. Shapefiles from <a rel="nofollow" class="external text" href="https://www2.census.gov/geo/tiger/TIGER_RD18/LAYER/">the United States Census Bureau</a> and <a rel="nofollow" class="external text" href="https://data-maryland.opendata.arcgis.com/datasets/maryland::maryland-highway-performance-monitoring-system-roadway-functional-classification/about">the Maryland Department of Transportation State Highway Administration (MDOT SHA)</a>, converted with <a rel="nofollow" class="external text" href="https://mapshaper.org">Mapshaper</a> (Mercator projection) and Inkscape.
<a href="//commons.wikimedia.org/wiki/User:Twotwofourtysix" title="User:Twotwofourtysix">Twotwofourtysix</a>
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