4

The Plains Indians People

4

Chip's Tips on Laos

4

Early Native Americans

3

Daniel Boone

3

Juan Ponce de León

4

The Pygmy People

4

The Quechua People

4

The Hmong People

3

Wetlands of the World

4

Chip's Tips on Chile

4

Chip's Tips on Canada

3

Sacagawea

3

Christopher Columbus

4

Chip's Tips on Mexico

3

Canyons of the World

3

Harbors of the World

4

The Australian Aboriginal People

4

The Sami People

3

Amerigo Vespucci

4

Visual Arts & Artists

3

The Mystery of the Fairy Circles