The "Pyramid of the Moon" in Teotihuacan, an ancient city in Mexico, may align with the solstice sun, a team argues. When you purchase through links on our site, we may earn an affiliate ...

Mexico's Pyramid of the Sun is 2,000 years old and holds one of the great mysteries of the world. No one knows who built the awesome structure, or whether anyone is buried within it. Now ...

The Pyramid of the Sun was built approximately in 100 CE. It is under continuous research as archaeologists and historians continue to understand more about it.