Aerial photo looking south at Monument Mountain, near

Aerial photo looking south at Monument Mountain, near Douglas AZ. The Tucson 2 project spans five miles, January 31, 2020. The U.S. Army Corps of Engineers, South Pacific Border District is providing contracting services, including design and construction oversight, of Department of Defense-funded Southwest border barrier projects in California, Arizona, New Mexico and Texas at the direction of the Administration and at the request of Department of Homeland Security, Customs and Border Protection. (no one in this image crossed the international border)