Cartel Land, a documentary that was published July 3, 2015, which touched base on the Mexican drug cartels and border problems between the United States and Mexico. This documentary, which was directed by Matthew Heineman, was seen as an informational documentary and a dangerous one to film as Matthew encounters scary situations that required bullet proof vests. The United States - Mexico border is the most frequently used and crossed border in the world. It is crossed by 350 legal people annually and has a length of 1,954 miles. There are millions more who cross the border illegally and place themselves at home in the United States. This documentary explains why the border is so strict, and touches base in the atmosphere of the mexican drug
