Mercedes, TX, United States
Military Highway of the Lower Rio Grande Valley. Plains Indians made trails near the banks of the rio Grande that were used by Spanish explorers in the 18th century. Early settlers built a road close to the river bank connecting their ranches. Later called the Military Road, it ran from Brownsville
to Laredo, linking frontier forts and stagecoach and mail lines. An inland route for cotton shipping during the Civil War, parts of it also were used for cattle drives. It served as the military teleg
Listen to the audio guide for Black plaque № 24165 Free on WIP — starts by itself when you arrive, even with the screen off