The source of Poza Azul in Cuatrociénegas, Coahuila, Mexico, known for its crystal clear turquoise tones.
A blue mineral is producing this range of Caribbean tunes while a mysterious network of interconnected underground rivers flowing and feeds the pond. Thus, water enters an underwater cave and out for other.
The warmth of the water (34 ° C), the color and transparent liquid makes this a fascinating wonder of nature. It is the habitat of flora and fauna that survive in place, mainly three species of fishes and a turtle.