The U.S. Border fence in Tijuana Mexico, Jul 1, 2016. United States and Mexico share nearly 2,000 miles of common border. Under the Secure Fence Act of 2006, the Department of Homeland Security has completed 651 miles of fencing and fence reinforcement, including 299 miles of vehicle barriers and 352 miles of pedestrian fence. Since the first feet was built, the fence has became a character who is constantly change; it intervenes the landscape and impact the communities it passes through, and ultimately, it is altered by the different actors that converge on it. Now, due to the U.S. presidential campaigns debate about it, it had become more visible to both societies sharing the border.