The projection and screens in this installation are access points meant to connect the present to an ancestral past. Evoking the ritualism of Aztec cosmology, this experience recalls lumbreras – circular excavation holes in archeological sites, such as the recently found Tzompantli (skulls ceremonial rack) at the Templo Mayor in Tenochtitlan (Mexico City). The use of obsidian crystal as a nuclear filter in the chamber is also essential.