El Tajin archaeological site Archaeologists at work at Tajin Chico with Pyramide de lo Nichos beyond, Papantla, Veracruz, Mexico

mexico veracruz papantla el tajin archaeological site archaeologists work tajin chico pyramide de lo nichos beyond mexico mexican central america american veracruz province state papantla el tajin ancient ruin ruins site archaeology archaeological chico pyramide nichos pyramid pyramids stone historical old archaeologist archaeologists work restore excavate