A map with levels of granularity made using the raster package.

This course will teach you how to draw lines to divide a country into smaller regions.
For attribution, please cite this work as
Warin (2020, Jan. 28). Thierry Warin, PhD: [R Course] Data Visualization with R: Map Levels. Retrieved from https://warin.ca/posts/rcourse-datavisualizationwithr-mapslevels/
BibTeX citation
@misc{warin2020[r,
author = {Warin, Thierry},
title = {Thierry Warin, PhD: [R Course] Data Visualization with R: Map Levels},
url = {https://warin.ca/posts/rcourse-datavisualizationwithr-mapslevels/},
year = {2020}
}