The public works system that includes roads, bridges, irrigation, public transportation.

A large area of high, flat ground.

A chair attached to two beams and carried on the shoulders of several people. Mark only one oval.

A count of the number of people living in a certain area. Mark only one oval.

A group of countries or territories under the control of one government or one ruler. Mark only one oval.

Diversity: the presence of many different kinds of landforms, waterways, or other geographic features in a region. Mark only one oval.

The ruler of an empire. Mark only one oval.

A flat piece of land carved out of the side of a mountain or hill. Mark only one oval.

A South American mammal valued for its long, woolly coat. Mark only one oval.

A South American mammal valued for its endurance, woolly coat, and meat. Mark only one oval.

The landforms of a piece of land. Mark only one oval.