Today, no federal, state, or local governments have any concerted policy regarding the border fences. The United States section of the International Boundary and Water Commission constructed fences in a cattle control program that began in 1935 and…
Because of careful ranch management, grasses survive in the Animas Valley on the Unites States side of the line (to the right). Overgrazing on the Mexican side encourages creosote (greasewood) bushes to replace the grasses. This view looking west…
View from Monument No. 81, looking east along the border road where Mexico is on the right. At the fence, a road zigzags towards the base of a mountain.
View of Monument 40, in corner of New Mexico border running east to west and north to south. A fence runs behind the monument while vegetation populates the space behind it.