Making map art in R

<img width=“750” height=“545” src=“https://flowingdata.com/wp-content/uploads/2020/10/map-art-in-r-e1603263060343-750x545.png" class=“attachment-medium size-medium wp-post-image” alt=“” srcset=“https://flowingdata.com/wp-content/uploads/2020/10/map-art-in-r-e1603263060343-750x545.png 750w, https://flowingdata.com/wp-content/uploads/2020/10/map-art-in-r-e1603263060343-1090x792.png 1090w, https://flowingdata.com/wp-content/uploads/2020/10/map-art-in-r-e1603263060343-210x153.png 210w, https://flowingdata.com/wp-content/uploads/2 …