Geography - Southwestern States (AZ, NM, OK, TX)

Geography of Houston, Austin, San Antonio, Padre Island and Southeastern Texas Geographically speaking, southeast Texas is where the American South becomes the Southwest, and the region properly belongs to both areas. Geography of Albuquerque, Santa Fe, Taos, Northern New Mexico and Southern Colorado From the soaring heights of Blanca Peak, Colorado, in the north, to Albuquerque in the south, this region covers a wide area and a diverse range of attractions. Geography of Phoenix, Tucson, Scottsdale, Tombstone and Southern Arizona Southern Arizona is home to the state's two largest cities: Phoenix, which sits at the northern end of the region and Tucson, located near the region's south-eastern corner.