Tenochtitlan fundation myth in the stone sculpture "Teocalli of the Sacred War", back view, National Museum of Anthropology, Mexico City. An eagle that is holding the atl tlachinolli (duality symbol) with its beak is resting over an opuntia (nopal) which emerges from the body of Copil (Aztec prince), according to Aztec mythology.
Own work
PauloCalvo