4

Indigenous People

3

Daniel Boone

3

Sacagawea

4

The Australian Aboriginal People

4

Early Native Americans

4

The Pygmy People

3

Christopher Columbus

3

Wetlands of the World

3

Harbors of the World

4

Chip's Tips on Canada

3

Amerigo Vespucci

4

The Hmong People

4

The Sami People

4

Chip's Tips on Chile

4

Chip's Tips on Mexico

3

Canyons of the World

3

Juan Ponce de León

4

Visual Arts & Artists

4

Chip's Tips on Laos

4

The Quechua People

4

The Plains Indians People