Across
- 3. Rivers and Lakes provided fresh water, _____________, and fertile land
- 5. Floating Gardens
Down
- 1. The Inca developed step-like terraces to __________ on steep Andean mountain sides.
- 2. The _____________ River Valley civilization used rivers for trade and farming
- 4. Aztecs adapted to __________ land by building artificial islands for farming in Lake Texcoco
