c. 5th century BCE – c. 5th century★★★★★
In the desert of southern Peru, the Nazca and earlier cultures create enormous geoglyphs on the ground, best seen in full from above.
CultureArt· Peru
c. 1st century BCE – c. 6th century★★★★★
Teotihuacan in the Valley of Mexico grows into one of the largest cities in the world of its time, with the Pyramid of the Sun and the Avenue of the Dead.
Culture· Mexico
c. 3rd century – c. 9th century★★★★★
Maya city-states such as Tikal, Palenque and Calakmul reach their height in architecture, writing, astronomy and calendrics.
CultureScience· Mexico, Guatemala, Honduras