Highly guarded places

"Find out more about the security measures in place to help guard against disasters at facilities that house dangerous nuclear weapons. Additional features to aid comprehension include a table of contents, fact-filled captions and sidebars, detailed photographs, an informational diagram, a phonetic glossary, sources for further research, and an introduction to the author"--Amazon.com.

"Learn some of the secrets that lie within the Fort Knox Bullion Depository, which is said to hold billions of dollars' worth of gold. Additional features to aid comprehension include a table of contents, fact-filled captions and sidebars, detailed photographs, an informational diagram, a phonetic glossary, sources for further research, and an introduction to the author"--Amazon.com.

Discusses the history of the CDC, how it protects against disease, and the methods used to keep the laboratories secure.

"See what goes into safely securing and guarding some of the world's most violent criminals in supermax prisons. Additional features to aid comprehension include a table of contents, fact-filled captions and sidebars, detailed photographs, an informational diagram, a phonetic glossary, sources for further research, and an introduction to the author"--Amazon.com.

"Learn the ins-and-outs of the giant underground vault located beneath one of the most famous buildings in the United States. Additional features to aid comprehension include a table of contents, fact-filled captions and sidebars, detailed photographs, an informational diagram, a phonetic glossary, sources for further research, and an introduction to the author"--Amazon.com.

Explores the mysteries that surround Area 51, discussing the history of the once secret military base, strange sightings in the area, links to the government, and conspiracy theories associated with the base.

Takes a look at how local and federal law enforcement officials team up to keep hundreds of thousands of people safe during football's biggest game of the year.

Shows how the president of the United States and other important passengers are protected when the "flying White House" takes to the skies.