xkcd: Pairwise matrix of what to do in an emergency

There are thousands of McDonald’s locations, but there are still more golf courses in the United States. This seems surprising, but some maps make it clear.

Stare at boundary lines long enough, and you’ll start to see weird things too.

Salaries for occupations with the same job title can vary across industries. This interactive shows you by how much and who works where.

Here’s the breakdown by age for American adults in 2021, based on data from the Pew Research Center.