Photograph of the Yaya-Mama semi-subterranean temple of Ch'isi, taken right after excavations, consolidation, and reconstruction of the stone walls. Note the peripheral features above and around the sunken court. 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.