Across
- 4. - "Birthplace of democracy, philosophy, and the Olympics"
- 5. - "Mesoamerican civilization known for its pyramids and calendar"
- 7. - "Ancient superpower centered in Rome"
- 8. - "Ancient civilization in modern-day Pakistan and India"
- 9. - "Home to the Great Wall and the Terracotta Army"
Down
- 1. - "Home to the pyramids and the Nile River"
- 2. - "Cradle of civilization between the Tigris and Euphrates Rivers"
- 3. - "Ancient empire that stretched from the Mediterranean to India"
- 6. - "Mesoamerican civilization with Tenochtitlán as its capital"
- 8. - "Pre-Columbian civilization in the Andes of South America"