Among the principal buildings are the U.S. Government Building, the City Hall and the County Court House; and the city's institutions include the Laredo Seminary (1882) for boys and girls, the Mercy Hospital, the National Railroad of Mexico Hospital and an Ursuline Convent.
I know where Laredo is.
Of Laredo on the Rio Grande is Fort McIntosh (formerly Camp Crawford), a United States military post.
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.
Above Laredo on the Rio Grande, and natural gas was discovered about 28 m.