Atlas of the United States: Texas

Texas, the second-largest US state, is a major economic contributor with a rich history. It is bordered by several states and Mexico, with the Rio Grande forming a natural boundary. Texas is divided into three geographical regions: the Chihuahuan Desert, Gulf Coastal Lowlands, and Great Plains. The state has a complex history, having been under French, Spanish, and Mexican control before becoming part of the US. Texas played a significant role in the Civil War and is known for its oil, natural gas, and agricultural production.

What significant geological formation is located underneath the Great Plains of Texas?

What led to the outbreak of fighting between Texas revolutionaries and Mexican forces?

What was the outcome of the Mexican-American War in relation to Texas?