The 200,000-acre Nature Reserve of Cuatro Cienegas is located in the desert valley just northwest of Monclova.

Monclova

Bordered by towering mountains, this nationally protected area offers hundreds of freshwater ponds, desert gardens and white gypsum dunes. It is also home to a high number of rare and endangered organisms endemic to this reserve.

The eco-reserve has more than 75 species of fish, reptiles, amphibians, crustaceans, mollusks, insects and more than 400 species of cactus found nowhere else in the world. There´s all impressive variety of migratory bats and birds who visit this desert oasis to escape the colder northern winters.