In 2007, Jeff Sitar his eighth consecutive world safecracking title by cracking two safes in 1hour 34 minutes and 10 seconds. He hasn't competed since.
The FBI's fingerprint database is the largest in the world. It receives 34,000 new fingerprint cards a day.
The Great Wall of China is a series of walls more than twice the length of the United States-Mexican border.
In the early 1980s the Air and Marine Operations Center used a number of radars atop all terrain vehicles to monitor sections of the U.S. border. The range of each was less than 100 miles.
Narrator: It could be a 2,000 mile border, or a nuclear waste site, it could be a padlock, a biometric lock, or a bank vault. It could be a concrete barrier, a steel cage, or bulletproof Plexiglas. They're all designed with one intent, whether by land, air or sea, the perimeter is secure. Now, Keep Out, on Modern marvels.