Complex sentence: One legend of the area is about the "Enchanted Pool of Xancopina" a fresh water spring that existed during the pre Hispanic era and where Moctezuma is said to have submerged much of his treasure after being defeated by the Spanish.
Split into simpler sentences: One legend of the area is about the "Enchanted Pool of Xancopina", a fresh water spring that existed during the pre-Hispanic era. It is where Moctezuma is said to have submerged much of his treasure after being defeated by the Spanish.