According to CNN, the Port Harcourt International Airport is the worst airport in the world.
Other airports listed in the ranking can be found in areas such as Haiti, Saudi Arabia, Afghanistan, Pakistan and Vietnam.
The list according to CNN:
1. Port Harcourt International Airport (Nigeria)
2. King Abdulaziz International Airport (Jeddah, Saudi Arabia)
3. Tribhuvan International Airport (Kathmandu, Nepal)
4. Tashkent International Airport (Uzbekistan)
5. Simon Bolivar International Airport (Caracas, Venezuela)
6. Toussaint Louverture International Airport (Port au Prince, Haiti)
7. Hamid Karzai International Airport (Kabul, Afghanistan)
8. Tan Son Nhat International Airport (Ho Chi Minh City, Vietnam)
9. Benazir Bhutto International Airport (Islamabad, Pakistan)
10. Beauvais-Tille International Airport (Paris)