10 Most Secure Places in the World: Exploring Guarded Places Beyond Borders 


10. CIA's Top-Secret Library: Knowledge Under Lock and Key

9. Bold Lane Car Park: World's Safest Parking Spot

8. RAF Menwith Hill: Eavesdropping on Global Communications

7. The Greenbrier: Luxury Resort Concealing a Bunker

6. Iron Mountain: Underground Safekeeping of Data

5. ADX Florence: The Ultimate Maximum-Security Prison

4. Svalbard Global Seed Vault: Protecting Biodiversity for the Future

3. Fort Knox: Safeguarding Precious Treasures

2. Area 51: Beyond the Extraterrestrial Myths

1. Cheyenne Mountain Complex: A Fortress Beneath the Rockies