The Pecos River Valley is a region located in southeastern New Mexico and western Texas, centered around the Pecos River. This area is known for its diverse landscapes, which include desert, grasslands, and mountains. The river itself flows approximately 926 miles, making it one of the longest rivers in the United States. Historically, the Pecos River Valley has been significant for agriculture and ranching, benefiting from the river's water supply. The valley is also home to several communities, including Carlsbad and Pecos, which have rich cultural histories tied to Native American tribes and early settlers.