At the south-east edge of San Diego, a lonely district dominated by cross-border trucking abruptly gives way to desert scrubland. Three layers of fence abutting the Mexican city of Tijuana become two; if you follow a dirt road east for a mile, the second fence of steel mesh also ends, leaving just the original eight-foot barricade of rusty steel, improvised out of surplus air force helicopter landing mats. This is where President Trump’s signature campaign promise, “The Wall”, is now taking prototype form.
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https://www.newstatesman.com/world/2017/11/road-nowhere-lost-lives-mexican-border