What region of Texas is this? What are the significant landforms found in the Mountains and Basins region of Texas? What region of Texas is this? What are the significant landforms found in the Coastal Plains region? The Upper Rio Grande Valley, Big Bend National Park and Davis Mountains are found in the Mountains and Valleys region of Texas. This is the Mountains and Basins region. The Rio Grande Plains, Galveston Bay, and Barrier Islands are found in the Coastal Plains. This is the Coastal Plains region. What region of Texas is this? What are the significant landforms found in the Great Plains region? What region of Texas is this? What are the significant landforms found in the Central Plains region? The Caprock Escarpment, The Balcones Escarpment and the Palo Duro Canyon are found in the Great Plains region. This is the Great Plains region. The West Texas Rolling Plains and the Grand Prairie are found in the Central Plains of Texas. This is the Central Plains region. Name the 4 regions of Texas. What determines a natural region? Name 2 significant landforms found in Texas Name 3 natural resources found in Texas. Texas is divided into 4 large natural regions: the The Rio Grand Valley and the Llano Estacado are two major land forms Coastal Plains, North Central Plains, found in Texas. Great Plains, and Mountains and Basins regions. Three natural resources found in Texas are oil, cattle and cotton. Physical geography features such as landforms, climate, and vegetation are used to determine a natural region.