Stela with fragment of calendar, possibly part of a sundial, the ancient Zapotec city of Monte Alban, UNESCO World Heritage Site, near Oaxaca City, Oaxaca, Mexico, North America
Stela with fragment of calendar, possibly part of a sundial, the ancient Zapotec city of Monte Alban, UNESCO World Heritage Site, near Oaxaca City, Oaxaca, Mexico, North America