The Incas
by Emily Johnson

1. Economics
1.1. Agriculture
1.1.1. Techniques
1.1.1.1. Terraced Farming
1.1.1.2. Canals
1.1.2. Crops
1.2. Trading
2. Military
2.1. Fighting Strategies
2.1.1. Weapons
2.2. Protecting
2.3. Controlling Conquered Peoples
2.3.1. Institutionalized Reprocity
3. Art
3.1. Style
3.1.1. Function over Appearance
3.2. Materials
3.2.1. Animals
3.2.2. Gold
3.3. Art as a Status Symbol
4. Technology
4.1. Roads and Architecture
4.1.1. Paved roads
4.1.2. Other accomplishments
4.2. Weapons and Armor
4.2.1. Armor
4.2.2. Weapons
4.3. Mathematics and Medicine
4.3.1. Record keeping
4.3.2. Medical advances
4.4. Inspiration
5. Government
5.1. People In Power
5.1.1. Emperor and Royal Family
5.1.2. Nobles
5.1.3. Social Pyramid
5.2. Type of Government
6. Crime and Law
6.1. consequences
6.2. rare crime
6.3. city protection
7. Writing
7.1. Khipu
7.1.1. conveyed different messages
7.1.2. color and length
7.2. Lack of writing
8. Geography
8.1. Expanse
8.2. Region
9. Architecture
9.1. Style
9.2. Themes and Inspiration
9.3. Construction and Materials
9.3.1. Stones and tools
9.3.2. Shapes
10. Religion
10.1. Gods
10.2. Divination
10.3. Rituals
10.3.1. Priests
11. Climate
11.1. Weather
11.1.1. Lake Titicaca
11.1.2. Coastal Deserts