"Rock of water and scorpions" signi-graphic in Nahuatl etymology. It is located in the crater of a volcano than thirty feet. On the southwest side there are large rock rises from 30 to 35 meters, showing vegetation of this substrate. It is located in the jurisdiction of Uluazapa, four miles east of San Miguel. Near the lake there are several restaurants and hotels that provide the services needed to remain comfortably in place.