https://www.nps.gov/sapu/index.ht Salinas Pueblo Missions National Monument sign in front of the visitor center and headquarters in Mountainair Lake Estancia In my desire to know more about the Salinas Pueblo Missions National Monument in central New Mexico my search led me to the salinas playas of the Estancia Basin. The basin at the end of the last Ice Age held a large lake. The playas reveal the story of Lake Estancia to scientists and an understanding of why the Salina