These are the 21 most dangerous countries for US travelers in 2026, according to the US State Department

Iran is one of the countries on the US State Department's "Do-Not-Travel" list. ATTA KENARE / AFP via Getty Images Lesser-known travel destinations can offer unique experiences, but aren't always safe everywhere. Across the world, 21 countries are on the US State Department's "Do-Not-Travel" list due to risks. The State Department warns of threats like terrorism and kidnapping in some of these countries. Travel season is coming soon, but recent global developments might make some travelers'...