Brazos Mountains to 55 million years ago during the Laramide orogeny. To the east and northeast lie the Sangre de Cristo Mountains which share a similar geological history. The Brazos Cliffs, which form a dramatic backdrop to Tierra Amarilla, are formed of Precambrian quartzite. Brazos Mountains The Brazos Mountains is a range in far northern Rio Arriba County, in northern New Mexico in the southwestern United States. A high crest runs from the border with Colorado for over in a south-southeasterly direction. The high point of the range at is on Grouse Mesa, at the Brazos Benchmark. Two miles (3 km) to
Washington-on-the-Brazos, Texas Any students residing in the area are within the Brenham Independent School District. Washington-on-the-Brazos, Texas Washington-on-the-Brazos is an unincorporated area along the Brazos River in Washington County, Texas, United States. Founded when Texas was still a part of Mexico, the settlement was the site of the Convention of 1836 and the signing of the Texas Declaration of Independence. The name "Washington-on-the-Brazos" was used to distinguish the settlement from "Washington-on-the-Potomac"—i.e., Washington, D.C. Founded largely by immigrants from the southern United States, Washington-on-the-Brazos is known as "the birthplace of Texas" because it was here that, on March 1, 1836, Texas delegates met