Visualize population density in terms of # of people between points A and B

[imjasonh]

If I draw a 10' wide line between Brooklyn and the Bronx, it might intersect 10,000 people or something. The same line touching the same number of people starting in Oklahoma City might reach to Denver.

• https://www.census.gov/population/metro/data/thematic_maps.html
• https://www1.nyc.gov/assets/planning/download/pdf/data-maps/nyc-population/historical-population/pop_density_1950_2010.pdf

Probably better sources for this data