your reading

Based on your reading material and other credible sources, please write 300-500 words discussing the following:

List and discuss some of the natural deterrence provided by topographies.
Why should topographies be considered when designing or upgrading a facility?
Provide the name of a known facility in the United States that used a natural barrier to provide protection and safety?
What is the significance of physical barriers as it relates to this course?

Requirements
•    After your initial post, you should respond to at least two classmates’ posts with no less than 100 words.
•     Ensure to use the discussion board title page provided in the course material for this assignment.
•    In-text citations and a reference list are also a requirement.
•    You need to have at least eight (8) different cited sources.