This article (from 2007) has a map that stuck with me. It shows the decreasing range of permissible movement over the past century in Sheffield, England. http

This article (from 2007) has a map that stuck with me. It shows the decreasing range of permissible movement over the past century in Sheffield, England. http://www.dailymail.co.uk/news/article-462091/How-children-lost-right-roam-generations.html http://www.dailymail.co.uk/news/article-462091/How-children-... It would be very interesting to have a similar map across different countries and compare. The thing is, most parents I know would agree this is troubling, but few of them actually allow their children to roam with anything close to actual freedom until high school age.