Colorado is a U.S. state encompassing most of the Southern Rocky Mountains as well as the northeastern portion of the Colorado Plateau and the western edge of the Great Plains. Colorado is part of the Western United States, the Southwestern United States, and the Mountain States. Wikipedia

Norwalk is a suburban city in Los Angeles County, California, United States. The population was 105,549 at the 2010 census, up from 103,298 at the 2000 census, making it the 58th most populous city in California and the 255th nationally. Wikipedia