Cuatro Cienegas de Carranza is a municipality and town located in the state of Coahuila, Mexico. It is situated within the Chihuahuan Desert and is recognized primarily for its unique geological and ecological features.
The area is notable for its diverse oasis systems, including salt lakes, dunes, and underground aquifers. These distinct environments host a variety of endemic species and provide a significant site for scientific research regarding evolutionary biology and paleoclimatology.