4

Table Mountain, South Africa

3

Mountains of the World

4

Maddy's New Mexico Diary

4

Chip's Tips on Thailand

4

Chip's Tips on Yemen

4

Maddy's New York Diary

4

Maddy's New Hampshire Diary

4

Maddy's Oklahoma Diary

3

Glaciers of the World

4

Maddy's Kentucky Diary

3

Rabindranath Tagore

4

Maddy's South Carolina Diary

4

Mount Rushmore

4

Maddy's Virginia Diary

4

Mecca, Saudi Arabia

4

Montane Forest

4

Chip's Tips on United States

4

Maddy's Vermont Diary

4

Maddy's Connecticut Diary

4

Maddy's New Jersey Diary

4

Chip's Tips on Venezuela

3

Caves of the World

4

Maddy's Arizona Diary

4

Maddy's Michigan Diary

4

Maddy's Alaska Diary

4

Chip's Tips on Greece

3

Valleys of the World

4

Maddy's Oregon Diary

4

Maddy's West Virginia Diary

3

Daniel Boone