What is along the nearly 2,000 miles of border that divides the U.S. from Mexico?
pocket source: https://www.washingtonpost.com/graphics/2018/national/us-mexico-border-flyover/
What is along the nearly 2,000 miles of border that divides the U.S. from Mexico?
pocket source: https://www.washingtonpost.com/graphics/2018/national/us-mexico-border-flyover/