The Rio Grande Georgia Map Studies
A panama canal B the Rio Grande C the Amazon River D Baja California The following map, entitled "Overview of the Rio Grande Valley, Texas – Counties and Geography" (by Zietz, ) shows the primary cities on both sides of the Rio Grande border Matamoros and Reynosa are about 50 miles apart Mier, located in the western corner of the map, is an estimated 110 miles northwest of Matamoros Matamoros is more than twenty
