The most important of these is called the Nahualapa, a map that contains the locations of 56 sources of water, Lake Xochimilco, eight buildings and a large quantity of roads and paths.
Den vigtigste af disse kaldes Nahualapa, et kort, der indeholder de placeringer af 56 kilder til vand, Lake Xochimilco, otte bygninger og en stor mængde af veje og stier.