The map shows that while no countries currently have fully open borders, some regions like the Schengen Area in Europe have open border agreements that allow for unrestricted travel between member states.
These open border arrangements, though not globally prevalent, demonstrate the potential economic and social benefits of easing border restrictions, as well as the challenges in balancing national security concerns with the free movement of people. The ongoing debate around open borders continues to shape global migration policies.
Citations:
[1] https://twitter.com/Newsweek/status/1810230328218329566
[2] https://worldpopulationreview.com/country-rankings/countries-with-open-borders
[3] https://en.wikipedia.org/wiki/Open_border
[4] https://www.newsweek.com/map-shows-countries-around-world-open-borders-1921602
[5] https://www.siue.edu/GEOGRAPHY/ONLINE/Vogeler/OpenBorders.htm