Not just Trump's idea: A short history on famous walls and the environment
 

Donald Trump isn't the first leader to want to put up a border wall.http://feeds.feedburner.com/~ff/rss/...?d=yIl2AUoC8zA</img> http://feeds.feedburner.com/~ff/rss/...?d=7Q72WNTAKBA</img> http://feeds.feedburner.com/~ff/rss/...ZY:V_sGLiPBpWU</img> http://feeds.feedburner.com/~ff/rss/...?d=qj6IDK7rITs</img> http://feeds.feedburner.com/~ff/rss/...ZY:gIN9vFwOqvQ</img>


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