Chichén Itzá, lower side of "ossuary" pyramid, showing serpent-mouths

Chichén Itzá, lower side of "ossuary" pyramid, showing serpent-mouths, Box: 1, Folder: 31. Dorothy Tate Lay and Lewis Chester Lay Photograph Collection, 1996-73. Benson Latin American Collection, The University of Texas at Austin. https://archives.lib.utexas.edu/repositories/4/archival_objects/417424 Accessed September 26, 2026.