1. The Physical Geography of the Americas

2. North America Mesoamerica South America Regions of the Americas

3. Western Highlands Sierra Madres Andes Rockies

4. Lowlands Yucatán Amazon Basin Great Plains

5. Eastern Highlands Appalachians Brazilian Highlands

6. First Americans came from Asia (9,000-50,000 ybp)

7. In 1500 (estimated): • 10 million+ population • 350 tribal groups • 150 languages

8. Civilizations Aztecs Incas Maya

9. Geographic obstacles: Maya Jungle

10. Geographic obstacles: Aztecs Lake

11. Geographic obstacles: Inca Mountains

12. Yo, yo, yo! My llama and I thank you for visiting. Later, amigos!