Based on current travel advisories, here are ten countries that are generally advised against visiting due to various safety and security concerns:
1. Afghanistan: The U.S. Department of State advises against travel to Afghanistan due to risks such as terrorism, kidnapping, and crime.
2. North Korea (DPRK): Travelers are warned against visiting North Korea due to the risk of arrest and long-term detention.
3. Iran: The U.S. government advises against travel to Iran due to the risk of kidnapping and arbitrary arrest and detention of U.S. citizens.
4. Syria: Due to terrorism, civil unrest, and armed conflict, travelers are advised against visiting Syria.
5. Yemen: The U.S. Department of State advises against travel to Yemen due to terrorism, civil unrest, health risks, kidnapping, and armed conflict.
6. Somalia: Travelers are advised against visiting Somalia due to crime, terrorism, civil unrest, health issues, kidnapping, and piracy.
7. South Sudan: Due to crime, kidnapping, and armed conflict, travelers are advised against visiting South Sudan.
8. Central African Republic: The U.S. Department of State advises against travel to the Central African Republic due to crime, civil unrest, and kidnapping.
9. Mali: Travelers are advised against visiting Mali due to crime, terrorism, and kidnapping.
10. Libya: Due to crime, terrorism, civil unrest, kidnapping, and armed conflict, travelers are advised against visiting Libya.