![Century Old Obelisks Mark U.S. Mexico Boundary Line Century Old Obelisks Mark U.S. Mexico Boundary Line](/sites/default/files/photo/monument4_monuments4.jpg)
An 1894 photograph shows the southeast view of Monument No. 258, also known as Old Monument No. 1, after renovation and the erection of a protective fence.
An 1894 photograph shows the southeast view of Monument No. 258, also known as Old Monument No. 1, after renovation and the erection of a protective fence.