The principal cities are San Antonio, Houston, Dallas, Galveston, Fort Worth, Austin, the capital, Waco, El Paso, Laredo, Denison and Sherman.
At Ciudad Juarez (adjoining El Paso, Texas), on the northern frontier, the elevation is 3600 ft., which shows a slope of only 42 ft.
These two lines, popularly called the Mexican Central and Mexican National, have their northern termini at Ciudad Juarez and Laredo on the Rio Grande and connect with American trunk lines at El Paso and Laredo.
On the 17th of October 1909 President Taft and President Diaz exchanged visits at the frontier at El Paso, Texas.
Beyond these is a fringe of suburbs (La Union and Paso Molino), and on the western side of the bay is the straggling suburb of Cerro, largely industrial in character.