World's largest cities per 2021

Bar chart with 20 bars.
Source: World Population Review
Chart showing use of rotated axis labels and data labels. This can be a way to include more labels in the chart, but note that more labels can sometimes make charts harder to read.
The chart has 1 X axis displaying categories.
The chart has 1 Y axis displaying Population (millions). Data ranges from 13.64 to 37.33.
Highcharts.com
End of interactive chart.