South Platform (Monte Albán)
Oaxaca, Mexico
Large two-part platform. Height: 40 m. Date: Built during the city's heyday, occupied from about 500 BCE to 900 CE; no specific date.
Closes off the Great Plaza; two small ceremonial mounds on top. According to INAH it is the tallest building in the city, at 40 m high and about 140 m on a side, and it has carved stelae at the bottom and at the corners.