Mar 10, 2015 04:55 AM
http://www.toptenz.net/10-infamous-barri...istory.php
EXCERPT: As long as there have been countries there have been tensions with the neighbors. Sometimes this leads to war, other times to peaceful negotiation. And sometimes the conflict leads to giant boundary walls. These are the most influential and the most intimidating....
EXCERPT: As long as there have been countries there have been tensions with the neighbors. Sometimes this leads to war, other times to peaceful negotiation. And sometimes the conflict leads to giant boundary walls. These are the most influential and the most intimidating....