Photograph of the four-step and flanking slabs at the entrance of the Yaya-Mama semi-subterranean temple of Ch'isi. Note the only carving in direct association with excavated and dated architecture. Photograph by Karen and Sergio Chávez.
Isbell, William H.; Uribe, Mauricio I.; Tiballi, Anne; Edward P. Zegarra, 2018, "Visual database", https://doi.org/10.25346/S6/1B33FN.